features:
comfort wearing - be free to choose exchange your left and right ear wearing, with glasses do not affect the wear. compatible for ios, for android, for wp system, as long as the devices have bluetooth, it can be used.
bluetooth 4.2 bone conduction headphone
single ear hook type headphones - small and covert, more comfortable. is very light, painless wearing in long time use, latest concept ergonomics design fully fit outside the auricle.
clear call and high qulity - built-in high-performance lithium battery, 5-6 hours continuous play, 5-6hours continuous call, 1-2hours fast charge.
speaker unit is external - loudspeaker close to the ear but it is not inside the ear. it will help listens to the surroundings at the same time, let you keep safety for biking, running, driving and more portable for business, work.

specifications:
bluetooth profiles: hsp1.2hfp1.6 a2dp1.3avrcp1.5d11.3
bluetooth version: v4.2+edr
wireless frenquency: 2.4ghz
mic sensitivity: 42db
call duration: 5-6 hours
model: s-103
size: 71.9*43.6*7mm
battery capacity: 90mah
transmission distance: 12m
play time: 5-6 hours
standby time: about 100 hours
charge time: about 1- 2 hours
charging voltage: dc 5v
product name: bone conduction headphone
material: plastic
working temperature: 10°c-50°c

package included:
1 * usb cable
1 * bone conduction headphone
1* manual
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