Specifications
* Bluetooth connection name: WAVE300TWS
* Bluetooth version:5.0
* Powerinout: DC 5V
* Headset Battery capacity: 3.7V/ 40mAh
* Call/ play time: about 5 hours (Hours)
* Charging time: about 60 minutes (Min)
* Charge box battery capacity: 3.7V/ 300 mAh
* Support agreement: H5P / HFP/A2DP / AVRCP
* Sensitivity: 120 + 5dB
* Frequency response range: 20-20000Hz
•Impedance: 3202