Specifications:
IPX5 waterproof
Chip: BK3266
Bluetooth Version：V5.0
Battery: 200mAh*1
Net weight: 36g
Bluetooth working frequency:2402MHz-2480MHz
Wireless working range: 10M(without obstacles)
Profiles supported: HFP, A2DP, AVRCP
Speaker:Φ6mm
Speakersensitivity:94±3dB，1KHz At 1mW
Impedance:16Ω±15%
Speakerfrequency:20Hz～20KHz
Input voltage/current: DC5V/150mA
Playtime: 16H
Talk time: 17H
Standby time: 200H
Charging time: 1.5H
Features:
1.The earphones is designed with bluetooth 5.0 chipset and 6mm dynamic unit,deliver HD stereo sound .
2..Ergonomic neckband design, you can wear the headphone on your neck comfortably
3.IPX5 waterproof can withstand dripping sweat
4.Built-in 200mAh ultra-large capacity rechargeable battery, can work for 16 hours on a single charge.