Specifications :
1. Model Number : TS-X22
2. Chipset : QCC3020
3. BluetoothVersion : V5.0
4. Supported Protocol : APTX/HSP/AAC/HFP/A2DP/AVRCP/CVC8.0
5. Impedance : 16 OHM
6. Bluetooth frequency : 2.4GHz-2.48GHz
7. Bluetooth Range : 15m
8. Earbud Weight : 6g*2pcs
9. Standby time : 150hrs
10. Play time : 5-6 hrs
11. Charging time : 1-2hrs
12. Battery : 40mAh*2
13. Recharging box capacity : 400mah
14. Optional : realtek/PIXART chipset