CA-7492B Digital Power BT Amplifier Module CSR5.0 Audio Board With BT TDA7492
Product Overview
The CA-7492B Digital Power BT Amplifier Module is a high-performance audio board featuring CSR5.0 Bluetooth technology and TDA7492 amplification. This module automatically enters pairing mode upon power-up and provides versatile audio connectivity options.
Key Features
- Automatic pairing mode with device name: SANWU Audio (customizable for bulk orders)
- Power supply: 2.1 ports supporting 8-25V DC power input
- Bluetooth connectivity using CSR8635 chip with BT V5.0 compatibility
- Output impedance: 8 ohms optimal (supports 4, 6, 8, 16 ohm speakers)
- High output power capability with 5532 operational amplifier
- DIP switches for convenient power amplifier gain adjustment
- AUX audio input with mixing output capability for AUX & Bluetooth
Technical Specifications
| Power Supply |
2.1 interface, 8-24V DC power input |
| Audio Input |
Bluetooth connection input with CSR8635 Bluetooth 4.0 module |
| Output Impedance |
8 ohms optimal (supports 4, 6, 8, 16 ohm speakers) |
| Output Power |
Official nominal power: 2*50W @ 6Ω |
| Bluetooth Version |
BT V5.0 with high device compatibility |
Operation Instructions
Connect the power supply and wait approximately 3 seconds until the LED blue and red lights flash alternately. The device is then ready for use.
Bluetooth Connection
Search for Bluetooth amplifier on your mobile device - device name appears as "SANWU Audio". Click to connect. The device features automatic connection memory function.
Control Functions
- Play/Pause
- Next Song
- Previous Song
- Volume Up
- Volume Down
Note: This amplifier module is designed for optimal performance with various speaker impedances and provides flexible audio input options for professional and consumer applications.