Bảng Mạch Khuếch Đại Âm Thanh Hifi Bluetooth 5.0 Qcc3031 / 3034

QCC3031/3034 supports SBC, AAC, APTX, APTXLL, APTXHD. (QCC3031/QCC3034 shipped randomly, don't accept the specified) AUX audio input, low power consumption, power on, the default volume is maximum, 2x4/8 ohm 30W, support external IPEX generation antenna. 8-26V power supply (at 24V6A, the maximum output power is 2x30W). VCC, GND: power supply pins, with reverse connection protection. The NE5532 of the front-level TI and the TPA3118 of the back-level TI, with excellent workmanship and sufficient materials. Key Description: "P/V-": Short press the previous song, long press and keep the volume down. "N/V+": Short press a song, long press and keep the volume up. "PLY": Short press to play/pause/answer/hang up, long press for 1 second to reject the call. Special function description: "PLY": Long press for 3 seconds to force enter the pairing e, long press for 6 seconds to clear the pairing list. "PLY" + "P/V-": Press and hold for 1 second at the same time to enter the search TWS e. "PLY"+"N/V+": Press and hold for 1 second at the same time to enter the searched TWS e. "P/V-" + "N/V+": Press and hold for 1 second to disconnect TWS. Colour: green Material: plastic Package Contents: 1 * Amplifier BoardOnly the above package content, other products are not included. Note: Light shooting 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.