YQ-821 Bluetooth Digital Optical Coaxial Audio Converter

1. Input: 3.5 Optical/Coaxial/Bluetooth/U Disk
2. Output: RCA left and right channels/3.5 stereo
3. Chip: Zhongke AB5301A
4. Power supply interface: DC5V 2A
5. Bluetooth: Bluetooth5.0
6. Dimensions: 70 x 82 x 27mm
7. Housing: metal housing
8. Packing list: host, antenna, USB power cable