# Audio Amplifiers

> Audio amplifier modules (TPA3116, TDA7294, PAM8403, LM386), preamplifiers, Bluetooth modules and DIY kits

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/audio-amplifiers
- Category: Mechatronics and IoT > Sensors and Modules > Audio and Sound > Audio Amplifiers
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:21 (Europe/Bucharest)

## Products (27)

### Digital amplifier module XH-M544, TPA3116, Mono, 150W, 12-24VDC
- Page: https://sigmanortec.ro/en/digital-amplifier-module-xh-m544-tpa3116-mono-150w-12-24vdc
- Details: https://sigmanortec.ro/en/llms/p/1985.md
- Price: 39.06 RON
- Availability: Out of stock
- Reference: 9801 · EAN: 5947811953734
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W; Supply Voltage: 12; Maximum Input Voltage: 24

Digital mono amplifier module XH-M544 with TPA3116D2 chip, Class D, output power up to 150W. Powered by 12-24VDC, signal-to-noise ratio of 100dB. Features an integrated volume potentiometer (180 degree rotation, do not force), a generous heatsink, and 3mm mounting holes at the corners. Dimensions: 77 x 73 x 16mm. Suitable for DIY audio projects and home or vehicle audio systems.

### Amplifier module XH-M573, TPA3116D2, 100W, 2.1 channels
- Page: https://sigmanortec.ro/en/amplifier-module-xh-m573-tpa3116d2-100w-21-channels
- Details: https://sigmanortec.ro/en/llms/p/1884.md
- Price: 106.41 RON
- Availability: In stock; 1-2 zile
- Reference: 9751 · EAN: 5940701928348
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W

2.1 digital amplifier on TPA3116D2, ideal for compact audio projects, powers two stereo speakers and a subwoofer for powerful and balanced sound. It has volume, bass and stereo level adjustment, operates at 10-18V DC, offers audio input via AUX 3.5 mm or 3-pin connector, compatible with 4-8 ohm speakers.
XH-M573 amplifier module using TPA3116D2 IC, This is a 2.1 digital amplifier, designed to provide an audio solution with a 2.1 channel configuration, capable of powering two stereo speakers with 80W each and a subwoofer with 100W, thus ensuring a deep and well-balanced audio experience. This amplifier module features total volume, bass and stereo adjustment.

### Audio amplifier module, 1 channel, 60W, 4-8ohm, TPA3118, 8-24VDC, digital
- Page: https://sigmanortec.ro/en/audio-amplifier-module-1-channel-60w-4-8ohm-tpa3118-8-24vdc-digital
- Details: https://sigmanortec.ro/en/llms/p/1718.md
- Price: 21.65 RON
- Availability: In stock; 1-2 zile
- Reference: 9610 · EAN: 5944403291786
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W; Supply Voltage: 8; Maximum Input Voltage: 24

Mono audio amplifier module based on the TPA3118 in PBTL configuration, with an output power of up to 60W. It operates on a supply voltage of 8-24VDC and is compatible with 4-8 ohm speakers (8 ohm recommended). It features low noise and distortion, connection via dedicated pads (optional connectors on the PCB) and dimensions of 46 x 35mm, suitable for speakers, subwoofers or ceiling speakers.

### TDA7294 audio amplifier module, 12-32VAC, 100W, 1 channel
- Page: https://sigmanortec.ro/en/tda7294-audio-amplifier-module-12-32vac-100w-1-channel
- Details: https://sigmanortec.ro/en/llms/p/1701.md
- Price: 43.00 RON
- Availability: Out of stock
- Reference: 9588 · EAN: 5942701899451
- Specifications: Type: Amplifier; tension: NEEDLE; Power: Over 20W; Input Voltage: 12-32VAC; Input Voltage Type: AC; Model: TDA7294

Mono audio amplifier module with TDA7294 IC, maximum output power 100W (nominal about 85W) on 1 channel, for 4-8 ohm speakers. Power supply 12-32VAC (2x12VAC...2x32VAC, AC-GND-AC from center-tapped transformer), DC not supported. Line-level input 200mV-1Vrms, 100 kOhm input impedance, 20Hz-20kHz frequency range. Screw terminal connections. Requires mounting on a heatsink.

### Audio preamplifier module, XH-A901, NE5532, 12-24VDC
- Page: https://sigmanortec.ro/en/audio-preamplifier-module-xh-a901-ne5532-12-24vdc
- Details: https://sigmanortec.ro/en/llms/p/1704.md
- Price: 33.02 RON
- Availability: Out of stock
- Reference: R-9591 · EAN: 5944921540885
- Specifications: Type: Preamplifier; tension: AD; Supply Voltage: 12; Maximum Input Voltage: 24; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Model: XH-A901

Stereo audio preamplifier module XH-A901, based on 2 x NE5532 (socketed), for hi-fi systems. Power supply 12-24VDC. Adjustments: Volume, Treble (±15dB), Middle, Bass (±15dB). Frequency response 20Hz-20KHz, signal-to-noise ratio >100dB, distortion 

### 4-channel audio amplifier module, 4x3W, XH-A156, 5V
- Page: https://sigmanortec.ro/en/4-channel-audio-amplifier-module-4x3w-xh-a156-5v
- Details: https://sigmanortec.ro/en/llms/p/1709.md
- Price: 13.29 RON
- Availability: In stock; 1-2 zile
- Reference: 9595 · EAN: 5942111670510
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

XH-A156 audio amplifier module, based on the PAM8403 chip, with 4 channels and an output power of 4x3W. Powered by 5V DC, output impedance 4-8 ohms, signal-to-noise ratio up to 90dB. Features a dual input with two 3-wire ports (2xGND, L, R), usable with two separate audio sources or one 4-channel source. Dimensions: 46 x 29 x 13mm.

### Audio amplifier module, PAM8403, 3.6-5V, 2x3W
- Page: https://sigmanortec.ro/en/audio-amplifier-module-pam8403-36-5v-2x3w
- Details: https://sigmanortec.ro/en/llms/p/1696.md
- Price: 5.28 RON
- Availability: In stock; 1-2 zile
- Reference: 9583 · EAN: 5941183755958
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Supply Voltage: 3.6; Maximum Input Voltage: 5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Digital audio amplifier module based on the PAM8403 chip, supply voltage 3.6-5VDC, delivering stereo power 2x3W (2 channels), output impedance 4 or 8 ohm. Frequency response 20Hz-20kHz, SNR above 90dB, THD below 0.1%, efficiency over 90%. Stereo audio input via pins (no jack socket), suitable for portable audio projects and DIY speakers. Dimensions 15.5 x 24mm.

### Amplifier module XH-M253, 420W, Mono, HiFi, TDA8954TH, 12-28V
- Page: https://sigmanortec.ro/en/amplifier-module-xh-m253-420w-mono-hifi-tda8954th-12-28v
- Details: https://sigmanortec.ro/en/llms/p/1683.md
- Price: 333.65 RON
- Availability: In stock; 1-2 zile
- Reference: 9571 · EAN: 5948761762155
- Specifications: Type: Amplifier; tension: NEEDLE; Power: Over 20W; Supply Voltage: 12; Maximum Input Voltage: 28; Maximum Controlled Power: 420

XH-M253 Class D HiFi amplifier module based on the TDA8954TH IC, with mono output up to 420W. Dual AC power supply 12-28V via a 3-wire transformer, output impedance 2-8 Ohm (4 Ohm recommended). Uses a rectifier bridge with J13003 transistor and 2200uF filter capacitors. Dimensions: 82 x 72 x 37mm.

### Amplifier module with 18650, PAM8403, 2x5W output, Bluetooth, Stereo, SD Card
- Page: https://sigmanortec.ro/en/amplifier-module-with-18650-pam8403-2x5w-output-bluetooth-stereo-sd-card
- Details: https://sigmanortec.ro/en/llms/p/1648.md
- Price: 31.36 RON
- Availability: In stock; 1-2 zile
- Reference: 9533 · EAN: 5944558026233
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Model: PAM8403

Compact solution for audio playback and stereo amplification, offers 2x5W at 4 ohms with PAM8403 class D, plays music via Bluetooth, USB or MicroSD card, is powered at 5V via MicroUSB or from a 18650 battery in a dedicated slot, includes charge management and status LEDs.
Audio playback module with PAM8403 amplifier with 2 channels of 5W each, stereo output 2.0, Stereo D, MicroSD and USB card support.
The module can be powered through the MicroUSB plug or from the 18650 battery inserted in the dedicated slot.

### Audio amplifier module, 420Wx2, HX-M252, TDA8954TH, 24VAC, Stereo HiFi, Class D
- Page: https://sigmanortec.ro/en/audio-amplifier-module-420wx2-hx-m252-tda8954th-24vac-stereo-hifi-class-d
- Details: https://sigmanortec.ro/en/llms/p/1548.md
- Price: 306.88 RON
- Availability: In stock; 1-2 zile
- Reference: R-9438 · EAN: 5948107883995
- Specifications: Type: Amplifier; tension: NEEDLE; Power: Over 20W; Input Voltage: 24 VAC; Input Voltage Type: AC; Model: HX-M252

HiFi class D stereo amplifier module for power audio projects, offers 2x420W on two channels with TDA8954TH and works with 2-8 Ohm speakers. It is powered by dual AC 24-30V, has a generous radiator for efficient dissipation and screw terminals for quick connection. Recommended with preamplifier for volume and tone control.
Class D amplifier module, XH-M252 with TDA8954TH, two channels of 420W each, which supports speakers with impedance between 2 and 8 ohms.
It is recommended to use a 24VAC double loop power supply and a 300W or larger ring transformer.

### Bluetooth 5.0, 2.1, TPA3116 amplifier, 2x50W, 1x100W
- Page: https://sigmanortec.ro/en/bluetooth-50-21-tpa3116-amplifier-2x50w-1x100w
- Details: https://sigmanortec.ro/en/llms/p/1421.md
- Price: 195.35 RON
- Availability: In stock; 1-2 zile
- Reference: 9315 · EAN: 5940214533299
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W

2.1 amplifier with Bluetooth 5.0 and AUX input, ideal for stereo speakers and subwoofer in compact audio projects. Delivers 2x50W for left and right channels and 1x100W for bass, operates at 12-24VDC, includes short-circuit, overcurrent and overheating protections, and copper terminals ensure safe contact and high current.
3-channel amplifier (2.1) with Bluetooth 5.0 and AUX-IN.
This amplifier offers two 50W channels and a 100W Subwoofer channel.
It offers protection against short circuiting, reverse connection and excessive temperature.
The connectors and terminals are made of copper to avoid their overheating and to be able to withstand a higher current.
Specifications:
Model: Zk-MT21 …

### Bluetooth 4.2 BLE audio module, stereo, MH-M38, 2x5W
- Page: https://sigmanortec.ro/en/bluetooth-42-ble-audio-module-stereo-mh-m38-2x5w
- Details: https://sigmanortec.ro/en/llms/p/869.md
- Price: 14.91 RON
- Availability: Out of stock
- Reference: 9063 · EAN: 5940240466363
- Specifications: Type: Amplifier; Power: 0 - 20W

Bluetooth 4.2 BLE audio module with integrated 2x5W amplifier, ideal for DIY speakers or compact audio projects, offers lossless stereo playback and quick connection from your phone. It operates at low consumption, has a range of up to 20 m in open space, is powered by MicroUSB at 5V or 3.7-4.2V , comes with included wires for easy assembly.
Bluetooth 4.2 audio module, M38, provided with wires included in the package.
The main difference between this module and other MH-M time modules... is given by the fact that it has an integrated amplifier with 2 channels of 5W.
It is a module with low current consumption, supports the latest Bluetooth 4.2, two stereo channels for lossless playback.

### PAM8610 stereo amplifier, 2x10W, Hi-Fi
- Page: https://sigmanortec.ro/en/pam8610-stereo-amplifier-2x10w-hi-fi
- Details: https://sigmanortec.ro/en/llms/p/860.md
- Price: 20.44 RON
- Availability: In stock; 1-2 zile
- Reference: 9053 · EAN: 5945678787677
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W

Class D Hi-Fi stereo amplifier module built around the PAM8610 IC, delivering 2x10W at 8 Ohm. Powered by 7.5-15VDC (recommended 12VDC) via a 5.5x2.1mm barrel jack, center pin positive. Quiescent current 20mA, frequency response 20Hz-50KHz. Includes a volume potentiometer, 3.5mm stereo audio input jack, ON/OFF and MUTE connectors, and a status LED.

### PAM8403 audio amplifier module, with potentiometer, 3W, 2CH
- Page: https://sigmanortec.ro/en/pam8403-audio-amplifier-module-with-potentiometer-3w-2ch
- Details: https://sigmanortec.ro/en/llms/p/329.md
- Price: 9.08 RON
- Availability: In stock; 1-2 zile
- Reference: 33421 · EAN: 5948707722007
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W

PAM8403 stereo audio amplifier module with integrated potentiometer for volume control, 2 channels. Power supply 5V DC, output power 3W x 2 channels. Compatible with 4-8 Ohm speakers (4Ohm recommended). Suitable for DIY projects, small speakers and portable systems.

### 2x100W TDA7498 amplifier module
- Page: https://sigmanortec.ro/en/2x100w-tda7498-amplifier-module
- Details: https://sigmanortec.ro/en/llms/p/327.md
- Price: 72.95 RON
- Availability: In stock; 1-2 zile
- Reference: 33347 · EAN: 5946107639963
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W

TDA7498 class D audio amplifier module with dual-BTL output 2x100W (Vcc=36V, RL=6ohm, THD 10%) or 80W+80W at 34V/8ohm. Supply voltage 15-34VDC, 24V recommended. Recommended speaker impedance 8 ohm; using 4 ohm speakers may damage the module. 4 fixed gain steps (25.6-37.6dB), short-circuit and over-temperature protection, Normal, Standby and Mute modes. Suited for home theater and active speakers.

### LM386 audio amplifier module, 5 12VDC
- Page: https://sigmanortec.ro/en/lm386-audio-amplifier-module-5-12vdc
- Details: https://sigmanortec.ro/en/llms/p/328.md
- Price: 5.01 RON
- Availability: In stock; 1-2 zile
- Reference: 33146 · EAN: 5945174375224
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Supply Voltage: 5; Maximum Input Voltage: 12

Mono audio amplifier module based on the LM386, reference 33146. Amplifies the audio signal up to 200x to drive small speakers. Operates at 4-12VDC, features an onboard potentiometer for gain adjustment and a status LED. Output power: 325mW at 6V, 500mW at 9V. It is a signal amplifier and does not deliver real 20W power.

### Sound playback module, Playback, with 5W amplifier, 8M memory, UART, DY-SV8F
- Page: https://sigmanortec.ro/en/sound-playback-module-playback-with-5w-amplifier-8m-memory-uart-dy-sv8f
- Details: https://sigmanortec.ro/en/llms/p/1924.md
- Price: 44.67 RON
- Availability: In stock; 1-2 zile
- Reference: 8014 · EAN: 5941835418491
- Specifications: Power: 0 - 20W

DY-SV8F sound playback module for electronic projects, offering MP3/WAV playback controlled via UART, I/O or One-line. Includes a 5W class D amplifier for 4 ohm 3-5W speakers, integrated 8MB flash memory (no SD card), file updates via Micro USB and a 3.5mm audio jack output. Power supply 5VDC, operating temperature -20~85C, dimensions 40x40x4.5mm.

### Power amplifier filter module, 12A, 1200W
- Page: https://sigmanortec.ro/en/power-amplifier-filter-module-12a-1200w
- Details: https://sigmanortec.ro/en/llms/p/1918.md
- Price: 71.85 RON
- Availability: In stock; 1-2 zile
- Reference: 9776 · EAN: 5949543947333
- Specifications: Nominal Current: 12 A; Maximum Controlled Power: 1200 W

Filter and rectification module for dual power amplifiers, supports 12A and 1200W. Works in single or dual configuration, with four rectifier bridges and 20 LOW ESR capacitors rated 25V connected in series. Maximum AC voltage 50V x2, maximum current 6A x2. Large terminals and protective caps for secure connection. Dimensions: 119 x 51 x 18mm.

### Audio amplifier kit, DIY, TPA3116D2, 50Wx2, 100Wx1, 2.1, HiFi, with case
- Page: https://sigmanortec.ro/en/audio-amplifier-kit-diy-tpa3116d2-50wx2-100wx1-21-hifi-with-case
- Details: https://sigmanortec.ro/en/llms/p/1795.md
- Price: 159.10 RON
- Availability: In stock; 1-2 zile
- Reference: 9684 · EAN: 5947378746190
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W

HiFi 2.1 amplifier for DIY projects, offers 2x50W stereo and 100W on subwoofer for clear sound and powerful bass. Based on TPA3116D2 with high efficiency and low noise, includes NE5532 op-amp and AUX input for quick connection. Transparent acrylic housing highlights the electronics and integrates easily into any setup.
The TPA3116D2 is a HIFI 2.1 audio amplifier with superior sound quality, offering an authentic and dynamic audio experience. With two stereo channels of 50W each and a subwoofer channel of 100W, this amplifier ensures a clear and powerful reproduction of low, medium and high frequencies.

### Miniature amplifier module, PAM8403, 2.2-5V
- Page: https://sigmanortec.ro/en/miniature-amplifier-module-pam8403-22-5v
- Details: https://sigmanortec.ro/en/llms/p/1796.md
- Price: 3.58 RON
- Availability: In stock; 1-2 zile
- Reference: 9685 · EAN: 5941289792963
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Supply Voltage: 2.2; Maximum Input Voltage: 5

Compact stereo amplifier module based on the PAM8403 chip. Delivers 2 x 3W into 4 Ohm speakers with efficiency up to 90%. Operates at 2.2-5 VDC and can be powered from Li-Ion batteries or USB. Small dimensions of 21 x 18 mm make it suitable for DIY projects and portable devices where space is limited.

### 2-channel amplifier module, XH-M543, TPA3116D2, 120Wx2, 12-24V
- Page: https://sigmanortec.ro/en/2-channel-amplifier-module-xh-m543-tpa3116d2-120wx2-12-24v
- Details: https://sigmanortec.ro/en/llms/p/1798.md
- Price: 41.93 RON
- Availability: In stock; 1-2 zile
- Reference: 9687 · EAN: 5947724890010
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W; Supply Voltage: 12; Maximum Input Voltage: 24; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Stereo amplifier module XH-M543 based on the TPA3116D2, 2 channels, output power 2x120W at 24VDC and 2x50W at 12VDC. Supply voltage DC 12-24V, efficiency over 90%, SNR 100dB. Audio input via a 3-pin XH2.54 connector, cable included. Separate volume potentiometers per channel. Dimensions 92x68mm. No reverse-polarity or short-circuit protection.

### XH-M164 Preamplifier Module, NE5532, HiFi, Volume and Tones, 9-18VAC
- Page: https://sigmanortec.ro/en/xh-m164-preamplifier-module-ne5532-hifi-volume-and-tones-9-18vac
- Details: https://sigmanortec.ro/en/llms/p/1528.md
- Price: 39.75 RON
- Availability: Out of stock
- Reference: R-9421 · EAN: 5942831232302
- Specifications: Type: Preamplifier; tension: NEEDLE; Input Voltage: 9-18 VAC; Input Voltage Type: AC

XH-M164 HiFi stereo preamplifier module with NE5532 chip. Requires dual AC power supply 9-18VAC (recommended 12VAC), power consumption 5W. Features 2 output channels, full sound control (volume, bass, mid, treble), audio input via Lotus socket and output via XH2.54mm 3P connector. Mounting holes M3, hole spacing 93 x 53mm, module dimensions 100 x 60mm.

### MP3 amplifier module
- Page: https://sigmanortec.ro/en/mp3-amplifier-module
- Details: https://sigmanortec.ro/en/llms/p/330.md
- Price: 10.89 RON
- Availability: In stock; 1-2 zile
- Reference: 22194 · EAN: 5943183161920
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

MP3 module with integrated 2W mono amplifier, ideal for Arduino projects and compact audio applications. Plays directly from MicroSD card, powered by 5V or 3.7V battery with MicroUSB charging, offers audio output on gold-plated 3.5 mm jack or connectors, has buttons for play, volume and song change.
The 2W MP3 module with integrated amplifier is a compact, self-contained solution for playing audio files directly from a MicroSD card or USB flash drive, without requiring a microcontroller to operate.

### Audio amplifier TDA7297, 2x15W, 12V
- Page: https://sigmanortec.ro/en/audio-amplifier-tda7297-2x15w-12v
- Details: https://sigmanortec.ro/en/llms/p/13.md
- Price: 31.04 RON
- Availability: In stock; 1-2 zile
- Reference: 33559 · EAN: 5947806119800
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W; Input Voltage: 12 V

Stereo audio amplifier TDA7297, class AB, 2x15W at 12V, supply voltage range 6-18V DC. Drives speakers with 4-8 ohm impedance, signal-to-noise ratio above 98dB, total harmonic distortion below 0.1%. Compact dimensions 29x33mm, suitable for DIY projects and home audio systems.

### Audio amplifier TDA7498E, 2x160W
- Page: https://sigmanortec.ro/en/audio-amplifier-tda7498e-2x160w
- Details: https://sigmanortec.ro/en/llms/p/14.md
- Price: 160.25 RON
- Availability: In stock; 1-2 zile
- Reference: 33558 · EAN: 5941886773372
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W

Audio amplifier TDA7498E, class D, 2 channels, output power 2x160W at 4 ohms or 2x100W at 8 ohms. Supply voltage DC 15-36V (recommended 32V, 8A). Output impedance 4-8 ohms, efficiency 85%, signal-to-noise ratio > 100dB, total harmonic distortion < 0.01%. Built-in fan for cooling. Suitable for home audio systems, DIY projects and professional audio applications.

### PAM8610 dual channel 10W stereo amplifier
- Page: https://sigmanortec.ro/en/pam8610-dual-channel-10w-stereo-amplifier
- Details: https://sigmanortec.ro/en/llms/p/17.md
- Price: 11.58 RON
- Availability: In stock; 1-2 zile
- Reference: 33039 · EAN: 5941718073229
- Specifications: Type: Amplifier; tension: AD; Power: 0 - 20W

Class D digital stereo amplifier module, ideal for compact audio projects, delivers 2x10W with low distortion and low EMI for clean sound. Operates at 7-15VDC, recommended 12V, offers up to 32dB gain and good SNR, includes pins for power, stereo input, mute and dedicated speaker outputs. Dimensions 30x25mm.
Digital stereo amplifier PAM8610 / HCMODU0086 with 2 channels of 10W each, class-D, low THD+N (0.1%), low EMI, offers good PSRR thus high sound reproduction quality. Maximum volume "Gain" set at 32dB. The module pins provide connections for power supply, stereo audio input, mute, left and right speaker.
Specifications:
Power supply voltage: 7-15VDC (recommended 12VDC, 3A) …

### Audio module with SC8002B amplifier, built-in speaker, and volume control, 5V, 2W
- Page: https://sigmanortec.ro/en/audio-module-with-sc8002b-amplifier-built-in-speaker-and-volume-control-5v-2w
- Details: https://sigmanortec.ro/en/llms/p/2318.md
- Price: 40.23 RON
- Availability: In stock; 1-2 zile
- Reference: 88141 · EAN: 5944359312979
- Specifications: Type: Amplifier; Power: 0 - 20W; Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Compact audio module with SC8002B amplifier, built-in speaker, and potentiometer for volume control. Operating voltage 5 VDC, current >500 mA, maximum output power 2W, amplification factor ~8.5x. 3-pin interface (GND, VCC, S), speaker volume 80 dB, dimensions 49 x 30 x 16 mm. Suitable for tones, alerts, and simple melodies in Arduino projects or other control systems.