Stereo type : Bluetooth earphone
Track system : Dual channel
The control mode : Side touch model
Active passive : Active
Bluetooth solutions JL6983D4
Bluetooth version Bluetooth V5.3
Support Bluetooth profile A2DP、AVRCP、HSP、HFP
Bluetooth working frequency 2.402GHz-2.480GHz（TYP) -85dBm
Bluetooth range 10 Meters
Rating 2mW
Class2
Power amplifier type IC Built-in
S/N ≥90dB
Frequency response 50Hz～20KHz
Speaker type Full frequency horn, Φ13mm@32 ohm
MIC ，Silicone, -42dB+-2,
Battery Lithium battery, -3.7V, 25mAh
Music time About 4 hours (80% volume)
Talk time About 4 hours (80% volume)
Standby time Headphones for about 50 hours, plus charging box totally about 240 hours
Charging input criteria : Charging with charging box with capacity of 250mAh
Charging time : About 2.5 hours
Battery cycle life : Charge and discharge cycle ≥ 300 times
Temperature / humidity range : 70% When the product is in a dry and ventilated room, it should avoid contact with corrosive substances and keep away from fire and heat sources. The product is charged every 3 months during storage. Working: 0 ~ 40 ℃, storage: – 10 ~ 45 ℃, working humidity: less than 70%, storage humidity: less than 70%
Earphone quiescent current : Below 10uA
Static current of charging box : Below 20uA
