Upgrade B6 2 in 1 Bluetooth 5.3 Audio Receiver Transmitter 3.5mm AUX+RCA 600mAh Battery Wireless Adapter For Car PC TV Headphone. 2 in 1 Bluetooth Transmitter & Receiver, as a Bluetooth Audio Transmitter, B6 is specially designed for the Audio Devices (such as MP3, MP4, TV and PC, etc.) without Bluetooth function.
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