Product Specifications: Product
Name: Bluetooth Headset
Product model: W688
Chip model: ISSC2020S
Bluetooth version: bluetooth V 4.1, support protocol handset\handfree\A2DP\AVRCP
Transmit power: Class 2 (-6dbm - 4dbm)
Communication distance: 10 meters
Working frequency band: ISM band ( 2.402 - 2.480GHZ )
Charging voltage: 5V
Working voltage: 3.7V
Battery Specifications: Rechargeable Polymer Lithium Battery (401035/120MAH)
Body size: 65*17*12mm
Headphone weight: 14.3 g
Product Specifications: Product
Name: Bluetooth Headset
Product model: W688
Chip model: ISSC2020S
Bluetooth version: bluetooth V 4.1, support protocol handset\handfree\A2DP\AVRCP
Transmit power: Class 2 (-6dbm - 4dbm)
Communication distance: 10 meters
Working frequency band: ISM band ( 2.402 - 2.480GHZ )
Charging voltage: 5V
Working voltage: 3.7V
Battery Specifications: Rechargeable Polymer Lithium Battery (401035/120MAH)
Body size: 65*17*12mm
Headphone weight: 14.3 g