Specifications:
Type: Bluetooth Headset
Brand: Dacom
Model: TWS
Color: white
Bluetooth version: V4.2
Drive: 8mm
Impedance: 16ohms
Power level: Class Ⅱ
Working voltage: 3.2V-4.2V
Sensitivity: -42db±2db
Frequency range: 2.4-2.48Ghz
Distance: <10m
Profiles: A2DP/AVRCP
Compatibility: for devices which bluetooth enables
Package size: Approx.9 * 7.5 * 7.5cm / 3.5 * 3 * 3in
Package weight: Approx.155g / 5.5oz

Package list:(Pack with retail box)
2 * Headset (main and subsidiary)
1 * Charge box
1 * USB cable
2 * Earbud
1 * Carry bag
1 * User manual (English)