The product information is as follows:
Name:AS21P Bluetooth 5.1 Digital Power Amplifier Board 2.1 Channel TPA3255 DC 18-50V for Subwoofer Speaker, Integrated
1. Using the latest materials to develop high-power Bluetooth digital power amplifier board 2.1-channel high-fidelity sound quality
2. The working voltage range is 18-50VDC, and the limit is 53V. It is recommended to use a DC power supply with a voltage of 36-48V and a current of 12A or above.
3. Left or right channel-300W@50V, 4Ω; 160W@50V, 8Ω Maximum power subwoofer 600W@50V2Ω; 300W@50V, 4Ω160W@50V, 8Ω In short, the higher the voltage, the smaller the resistance, the greater the output power
4. Input undervoltage, overheating, overcurrent, short circuit protection. No input anti-reverse connection protection, positive and negative poles cannot be reversed
Product Description
Type: power amplifier board
Model: AS21P
Supply Current: Standard
Power: standard
Usage: standard
Specifications: integrated potentiometer AS21P, external potentiometer
Product name: 2.1 channel bluetooth power amplifier board 300W+300W+600W
Product model: ZK-AS21P
Bluetooth chip: Jerry 5.1, transmission distance 15 meters
Input method: Bluetooth+AUX+U disk sound card
Number of channels: 2.1, left and right channels + subwoofer
Power amplifier chip: two TPA3255
Product size:
Potentiometer integrated: 15 x 12 x 4cm
Product weight:
Potentiometer integrated: net weight 387g
Material: ABS
colour: brown
Package Contents:
1 x potentiometer integrated AS21P
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.