Features:1. High version configuration chip, low loss data transmission.

2. Upgrade all kinds of devices without Bluetooth.

3. Support TF card and U disk access.

4. Support Bluetooth receiving/transmitting.5. Non-destructive sound quality, zero delay.
6. A variety of connection lines, different functions of connection.Specification:
Bluetooth solution: 5.3 EDR, A2DP, HSP, AVRCP
Frequency: 2.4GHz-2.48GHz
Power supply voltage: DC 5V (no built-in battery)
Bluetooth reception function: Connect 1 mobile phone, support reading TF card, USB playback.
Transfer speed: 100 (Mbps)
Effective radius: 10 metersNote:
1. The product does not contain built-in battery, and the product needs to be connected to a power cable.
2. The product can apply TF card and U disk, but the package does not include.Packing List:

1* Mainframe

1* 3.5mm audio cable

1* RCA audio cable

1* power cable

1* manual