C29 2 in 1 USB Bluetooth 5.0 Audio Receiver Transmitter with LCD Display(Black)

1. Bluetooth version: 5.02 Frequency: 2.4GHz-2.48GHz3. Bluetooth transmission distance of 10 meters4. Bluetooth reception distance of 10 meters5. Charging voltage: DC 5V6. Battery: 300mAh7. Operating time: about 6 hours8. By Bluetooth receiving function: connect 1 mobile phone9. Bluetooth transmitter function: connect 1 pair of Bluetooth headphones10. Display: it can display 8 devices at the same time. By broadcasting the mode, you can search and display 8 nearby wireless devices for you to choose to connect.