Item
|
Value
|
Model Number
|
BQ20
|
Brand name
|
CIRCE
|
Product name
|
Wireless earbud / TWS earphone
|
Color
|
black
|
Chipset
|
JL6983D2
|
BT Version
|
5.3
|
Working time
|
3-4 hours
|
Operating range
|
up to 30 feet(10 metres)
|
Battery capacity
|
50mAh*2 + 2000mAh Charging Box
|
Charge case charging time
|
1 hours
|
Wireless delay time
|
41--50ms
|
Standby time
|
≥100 hours
|
Working voltage
|
3.0--4.2v
|
Speaker Impedance
|
32 OHM
|
Frequency band
|
2.4 GHz
|
Microphone sensitivity
|
42dB
|
Speaker sensitivity
|
98dB
|