collar Earphone in Ear Lightweight Vibration for Running Sport Gifts Black

Description:

Lavalier Earphones: The earphones are clipped to the clothes, ears tired. they will not fall off. 't to worry about of the earphones to answer at any time.
Retractable: earphone with control button can the earphone cable retractable, and organize. The unique listening and retractable cable function convenient, to put the earphones in the ears for a long time
Features: vibration reminder function, reminder caller number, , two .
Long Lasting : 4.1, high fidelity transmission stable . battery, 70mAh Battery. talking lasts 5h.
Compatible /Android, fully compatible, connect Compatible with most devices , mobile phones, , notebooks, etc. Note: Before connecting to a computer, to purchase a adapter.

Specification:

version: V4.1
Transmission distance: 10m
Transmission frequency: 2.4GHz
Charging voltage: DC5V
Charging time: 2h
time: about 5h
: about 5h
Standby time: 70h
Battery capacity: 70mAH

Size Chart:

5.6cmx2.6cmx1.4cm/2.20inchx1.02inchx0.55inch

Package Includes:

1pc Earphone
1pc Charging Cable

Note:

Please slightly errors due to manual measurement and different monitors.