Bluetooth name: TWS CY02
chipset: JL6983D4
Bluetooth version: 5.3
Working Frequency: 2441mHz
Profile: support GFSK and TT/4 DQPSK all packet types
Transmission distance: ≤10m
Transmission power:+4dbm
Frequency response range: 20Hz-20kHz
Driver material /type: 1306 ultrathin copper driver
Charge port: type C
earphone charge time: about 1.5H
Earphone battery capacity: 30mAh(401010)
charge case battery capacity: 300mAh(602030 with protecting PCB)
Music play time: ≥4H， Call time: ≥3H
standby time:≥3months
