New -APTX3 Bluetooth Amplifier 2.1 Channel 3D Surround Sound Subwoofer 300Wx2+600W Audio Power Amplifier Audiophile A

Parameter:
Product Name: 2.1 Channel BT Amplifier Board 300W+300W+600W
Product model: APTX3
Adaptive power supply:
Working voltage range: 18-50VDC, no sound when the voltage is below 16V. Recommended voltage: 36V-48V, current: 12A or above DC power supply.
Maximum power:
Left or right channel:
300W@50V ,4Ω;
160W@50V , 8 Ω.
Subwoofer:
600W@50V ,2Ω;
300W@50V ,4Ω;
160W@50V , 8 Ω.
In short, the higher the voltage, the smaller the resistance, and the greater the output power.
Compatible speaker:
Left and right channels: Supports 3-8 ohms, speakers up to 300W;
Subwoofer: supports 2-8 ohms, speakers up to 600W.
BT chip: QCC3034, transmission distance of 15 meters
Input method: BT+AUX, BT priority. When using an audio cable for input, BT needs to be disconnected
Number of channels: 2.1, left and right channels+subwoofer
Amplifier chip: Two TI original TPA3255 chips
Protection mechanism: Input undervoltage, overheating, overcurrent, short circuit protection. No input anti reverse connection protection, positive and negative connections cannot be reversed
Color: Picture color
Material: ABS
Specifications: A integrated

Package Contents:
1 * Audio Power Amplifier

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.