1. Model: TX11
2. Bluetooth version: QCC 5.2
3. Frequency response: 100HZ-20khz
4. Compatible format: SBC APTX APTXLL
5. Number of connections: supports one launch and two launches
6. Product name: Bluetooth audio receiver
7. Bluetooth protocol: RX A2DPP AVRCP TX:A2DP
8. Frequency range: 2.402GHz-2.480 GHz
9. Input/output: AUX
10. Working distance: 10m
11. Battery: 3.7 300mAh
12. Working time: about RX10H TX:8H
13. Charging voltage: DC-5V
14. Charging time: about 2 hours