Product Description
- Bluetooth version V5.3
- Supported protocols: HSP, HFP, A2DP, AVRCP
- Battery capacity 33mAh
- Charging compartment battery capacity: 320mAh
- Speaker: 13MM charging time 1.5h
- Talking time 5H Playing time: 6H (80% volume)
- Standby time: 300H Speaker sensitivity: 109±3dB
- Speaker impedance: 32Ω
- Microphone sensitivity: -38±1dB
- Input charging standard DC 5V
- Bluetooth working frequency 2.402G-2.480G
- Frequency range: 50~20kHz
- Maximum transmission distance: 15M
- Voice prompt: support
- Wearing method: semi-in-ear
- Manual Chinese and English
- Interface: TYPE-
- Waterproof grade: IPX4
- Included accessories: USB charging cable, manual