HOLDER YESIDO TWS38-black BLACK

Stereo type：TWS Bluetooth headset
The control mode：touch mode
Bluetooth solutions：JL6983D2
Bluetooth version Bluetooth V5.4
Support Bluetooth profile HFP HSP A2DP AVRCP
Bluetooth working frequency 2.402GHz-2.480GHz
Bluetooth range ≤10 meters (straight line distance)
Speaker power Rated 3mW
Headphone RF power level Class2
Power amplifier type Chip built-in
Frequency response 20Hz～20KHz
Speaker type Φ13mm @32ohm
Microphone MIC sensitivity Silicon microphone -42dB±3dB
Built-in battery Battery: Headphone lithium battery 3.7V 30mAh
Charging case lithium battery: 250mAh
Music time About 5 hours (80% volume)
Standby time (connected) About 30H
Charging input criteria Type-C DC-5V / 1000mA
Charging time Charging case: about 1.5 hours
Headphone charging: about 1.5 hours