Model No.：BTW91

Chipset：BES2300

Bluetooth Version： 5 .0

Bluetooth Profile：HSP,HFP,A2DP,AVRCP

Compatibility: Android, IOS

Working range：≥15M

Driver Size：Φ7mm 32Ω

Earphone battery capacity：40mAh

Charging case battery capacity：480mAh

Charge Jack：tyep-c

Charging time：1.5H

Talk time： 4H

Music Play time：2H(80% volume)

Standby time：≧100 hours

Controls：MFB- Touch sensor control

Charging case size：99*87.6*67mm

Earbuds size：69*60*58mm

Sweat and Water Resistant：IPX4

Earbuds Weight: 4.4g*2

Charging case weight: 50g