GREENWON - Mini Wireless Bluetooth 4.0 Stereo In-Ear Headset Earphone For Samsung Iphone White

Size:  Dimensions: Diameter length 20MM. Width 15MM. 18mm high
Color:  Multi Colors
Condition:  100% Brand New
Quantity:  1 x Bluetooth Earphone
               1 x USB cable
Conversion:  1 mm = 0.0394 inch, 1 inch=25.4mm
Note:the picture shown is a representation of the item,you'll receive from the available lot. Picture may appear larger on your screen. Color may vary slightly due to the color setting of each individual monitor.

Description:
4.0 smart chip,Efficient transmission speed.
Compact, ultra Light Design Stereo Bluetooth Headset, Portable And Easy To Carry.
High-fidelity sound quality, Wireless songs enjoy
Voice report number, low power remind,Connect/disconnect remind,Boot off prompts.
Allows you to conveniently answer calls while driving.
Supports Two Mobile Phones Simultaneously Connected.
Long battery life, fast charging.
Support WeChat, QQ voice calls,movie,
Compatible For Almost All The Mobile Phones And Tablet PC, etc.
Specification:
Drive: 40 mm
Impedance: 32 OHM
Bluetooth version: Bluetooth v4.0 + EDR
Power Level: CLASS II
Output Power: 30mW
Bluetooth distance: 10 meters barrier
Frequency response: 20-20000 Hz
Operating voltage range: 3.0V-4.2V
Microphone sensitivity: -42dB
with A2DP / AVRCP high-quality stereo audio transmission and remote control protocol
Powerful noise noise cancellation circuit (Active Noise Reduction)
Wired and Bluetooth automatically switch to support audio input
Charging time is about 1 hour (power indicator Charging: blue light lights, fully charged: blue light goes out)
Dimensions: Diameter length 20MM. Width 15MM. 18mm high
Talk time About 4 hours
Music for about 3 hours
The standby time is about 3-4 days
Charging Power: DC5V Power Interface [the hole] (computer USB port, mobile phone charger, car charger)
Compatible: Compatible with Android, Apple, Microsoft, Symbian 99% of with Bluetooth cell phones(IOS cell phone has power display)
Color: Black,White,Pink,Beige,Blue