Specification:
Item type: Headset
Material: ABS
Color: As picture shown
Weight: Approx. 44g
version: V5.1
Support protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
use frequency band: 24GHz
distance: Approx. 15 m/49.2ft
Headphone battery capacity: 300 mAh
Battery type: lithium battery
Standby time: about 210 hours
Talk/play time: about 20/156 hours
Charging time: about 1 hour

Package List:
1 x Earphone
1 x Earplug
1 x Charging cable
1 x Instruction