CSR 8645 bluetooth 4.0: you can connect your cellphone with the headphone within 10 meters. Also, you can connect two device at the same time.
The leading echo elimination / noise cancelling technology provides high quality stereo and clear sound.
Built-in microphone inside, you can use it for calls. When a call coming, you don''t need to pull off the earphones, just press the button and talk.
Simple-to-use: control all functions of your music (volume, sound, song selection) and calls from your phone via our simple-to-use user interface on the headphones themselves.
Voice guidance: help to operate the headphone easily. Call, Answer and Redial the last number. IOS power display function will inform you when the battery is low.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.7 inch
Height : 2 inch
Length : 7.3 inch

Item Weight: 1.76 ounce (View shipping rates and policies)
Shipping Weight: 6.4 ounce (View shipping rates and policies)

ASIN : B01AHK5KZW