2015 new Very small just 1-2/5" ultralight dual pairing v4.0 bluetooth headset mini

Specifications:
Bluetooth: CSR V4.0
support:HSP HFP A2DP AVRCP CVC DSP
Function: stereo,dual connection,volum +/-,
up/down,voice prompt,Voice reporting incoming calls,voice to answer and refuse the call,redial
System: IOS power-save mode
Talking time: 4-5 H
Music time: 3-4 H
Standby time: 150 H
Distance: 10M
Charge time: within 1 hour
Input: AC 110-240V
Output: DC 5V
Weight: 70g
Color: black,white,yellow,pink,blue,luxury gold
Package: headset,ear hook,spare earphone,USB cable,manual

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2015 new Very small just 1-2/5" ultralight dual pairing v4.0 bluetooth headset mini