82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - Ekostra Electronics In Egypt اكوسترا الكترونيكس

82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module

  • 5V Power Supply for USB or battery-powered projects

  • Built-in Bluetooth Receiver for wireless audio streaming

  • Stereo Output with left and right channel terminals

  • Compact Size ideal for DIY speakers and audio projects

  • Low Power Consumption with efficient digital amplification

SKU: aA1829 Categories: , Tags: , ,

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Description

This module is a digital audio amplifier board based on the 82D05 chip, designed to deliver stable 5V digital power and high-quality sound amplification — perfect for Bluetooth speaker applications and smart audio projects.

The 82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module is engineered to provide powerful and clear stereo audio output with low power consumption. It supports dual audio channels and delivers a rich stereo experience when connected to small speaker drivers.

The module supports Bluetooth audio input, making it ideal for building custom Bluetooth speakers or integrating into portable audio systems.

Widely used in electronics projects that require clean, stable digital audio amplification, this compact and easy-to-use module is perfect for DIY electronics enthusiasts and audio system developers.

Features:

  • Onboard 82D05 digital amplifier chip

  • Bluetooth support for wireless audio input

  • High-quality stereo audio output

  • Operates on just 5V, ideal for portable systems

  • Compact size and easy to integrate

  • Simple connections for power and speaker output

Package Includes:
1 x 82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module

🔌
Pin Connections
1 Table
Pin Connections Table 1
BoardSensor PinConnection
82D05VCC/GND/TX/RX (if present)5V / GND / board RX pin / board TX pin
📟
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module
7 Examples • C/C++ | Boards: Arduino Uno, Arduino Nano, Arduino Mega, ESP32, ESP8266, STM32, Raspberry Pi Pico
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - Arduino Uno
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - Arduino Nano
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - Arduino Mega
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - ESP32
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - ESP8266
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - STM32
82D05 5V Digital Power Channel Amplifier Bluetooth Speaker Module - Raspberry Pi Pico
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_arduino_uno.inoArduino Uno
553 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=2, TX=3 on Arduino Uno if your specific module has that header.
6#include <SoftwareSerial.h>
7SoftwareSerial BT_SERIAL(2, 3);
8
9void setup() {
10 Serial.begin(115200);
11 BT_SERIAL.begin(9600);
12}
13
14void loop() {
15 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
16 if (Serial.available()) BT_SERIAL.write(Serial.read());
17}
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_arduino_nano.inoArduino Nano
554 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=2, TX=3 on Arduino Nano if your specific module has that header.
6#include <SoftwareSerial.h>
7SoftwareSerial BT_SERIAL(2, 3);
8
9void setup() {
10 Serial.begin(115200);
11 BT_SERIAL.begin(9600);
12}
13
14void loop() {
15 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
16 if (Serial.available()) BT_SERIAL.write(Serial.read());
17}
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_arduino_mega.inoArduino Mega
522 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=19, TX=18 on Arduino Mega if your specific module has that header.
6#define BT_SERIAL Serial1
7
8void setup() {
9 Serial.begin(115200);
10 BT_SERIAL.begin(9600);
11}
12
13void loop() {
14 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
15 if (Serial.available()) BT_SERIAL.write(Serial.read());
16}
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_esp32.inoESP32
515 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=16, TX=17 on ESP32 if your specific module has that header.
6#define BT_SERIAL Serial1
7
8void setup() {
9 Serial.begin(115200);
10 BT_SERIAL.begin(9600);
11}
12
13void loop() {
14 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
15 if (Serial.available()) BT_SERIAL.write(Serial.read());
16}
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_esp8266.inoESP8266
553 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=D7, TX=D8 on ESP8266 if your specific module has that header.
6#include <SoftwareSerial.h>
7SoftwareSerial BT_SERIAL(D7, D8);
8
9void setup() {
10 Serial.begin(115200);
11 BT_SERIAL.begin(9600);
12}
13
14void loop() {
15 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
16 if (Serial.available()) BT_SERIAL.write(Serial.read());
17}
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_stm32.inoSTM32
518 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=PA10, TX=PA9 on STM32 if your specific module has that header.
6#define BT_SERIAL Serial1
7
8void setup() {
9 Serial.begin(115200);
10 BT_SERIAL.begin(9600);
11}
12
13void loop() {
14 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
15 if (Serial.available()) BT_SERIAL.write(Serial.read());
16}
📄 File: 82d05_5v_digital_power_channel_amplifier_bluetooth_speaker_module_-_raspberry_pi_pico.inoRaspberry Pi Pico
525 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// This module mostly runs standalone (pairs with a phone over Bluetooth, outputs to its own amplifier) - some variants expose a UART for volume/track AT-commands. RX=1, TX=0 on Raspberry Pi Pico if your specific module has that header.
6#define BT_SERIAL Serial1
7
8void setup() {
9 Serial.begin(115200);
10 BT_SERIAL.begin(9600);
11}
12
13void loop() {
14 if (BT_SERIAL.available()) Serial.write(BT_SERIAL.read());
15 if (Serial.available()) BT_SERIAL.write(Serial.read());
16}
Combo Bluetooth receiver + amplifier - mostly standalone (pairs directly with a phone); some variants expose a UART for AT-command control.
All copy right for ekostra.com

Specification

Specification

WeightWeight10 g
Dimensions22 × 13 × 3 cm
Module TypeBluetooth Audio Amplifier
Output Voltage5V DC
Output PowerDepends on speaker (typically 3–5W)
ChannelsStereo / Mono (depending on model)
InterfaceBluetooth 4.0 / 5.0
MaterialPCB with electronic components
UsageDIY Bluetooth speakers, audio projects, portable sound systems

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