Specifications:
IPX5 waterproof
Chip: BK3266
Bluetooth Version：V5.0
Battery: 100mAh*1
Net weight: 17.8g
Bluetooth working frequency:2402MHz-2480MHz
Wireless working range: 10M(without obstacles)
Profiles supported: HFP, A2DP, AVRCP
Speaker:Φ8mm
Speakersensitivity:95±3dB，1KHz At 1mW
Impedance:16Ω±15%
Speakerfrequency:20Hz～20KHz
Input voltage/current: DC5V/500mA
Playtime: 8H
Talk time: 10H
Standby time: 120H
Charging time: 1H
Features:
1.The earphones are rated IPX5 and can withstand dripping sweat
2.Enjoy up to 8 hours of use on a 1 hour charge.
3.With 8mm drivers,providing superior bass stereo sound and crisp high-pitched sound.
4.The neckband design allow you to wear the earphones on your neck comfortably and perfectly