New Beyution Bluetooth V4.1 Stereo Hi-fi Headphones Headset;

This is Bluetooth 4.1 wireless bluetooth headphone---The Newest advanced bluetooth 4.1 technology
This Bluetooth headphone has convenient access buttons to play, pause, fast forward outstanding comfort and pure wireless sound. Utilizing a 40mm neodymium driver unit, enjoy bluetooth stereo and hands free.
Product Features
Bluetooth protocol standards:
Bluetooth V4.1 + EDR, CSR solution,HSP,HFP,A2DP,AVRCP Lets you wirelessly connect to compatible devices, including select Apple iPhone 6/6plus/5s/5c/4s/4c/3/2 iPAD iPod, Android Smart phone; Samsung Galaxy S6/5/S4/S3 Note 2/3/4/5; Galaxy Tablet; Nokia Toshiba Sony and BlackBerry Smart phone and devices; most Mac and Bluetooth-enabled PC laptops Tablet and desktops.
Built-in microphone
Allows clear communication; Enables use as a headset. Music and phone controls ensure ease of use.
3.5mm audio jack
Provides a simple wired connection of a variety of devices.
40mm drivers
Along with neodymium magnets produce deep, enhanced bass and full-range sound for dynamic audio.
Sound-isolating design
Built-in rechargeable lithium-polymer battery enables up to 7-8 hours of talk time or audio playback.
Carrying pouch
Protects the headphones during transport and storage.
20Hz - 20kHz frequency response
Offers faithful sound reproduction.
64 ohms impedance
Space-saving foldable headband
Allows simple transport and storage in the included hard travel case.
Included micro USB-to-USB 2.0 charge cable Passive noise reduction
Up to 15dB blocks background sounds for an immersive listening experience. Noise Blackout with dual microphone technology promotes optimal call quality.
119dB sensitivity (@ 1kHz)