New HiFi Wireless Bluetooth V4.0 Headphone Headphones headset for Cell Phone/Laptop/PC/Tablet
HiFi - Best Audio Performance - Stereo - Sports - Wireless Bluetooth V4.0 Version --33 feet distance - Over the head
Built-in microphone Allows clear Phone communication; Enables use as a headset. Music and phone controls ensure ease of use
Built-in rechargeable lithium-polymer battery With Li-battery enables up to 7-8 hours of talk time or audio playback, Standby time up to 300 hours.
Passive noise reduction Up to 15dB blocks background sounds for an immersive listening experience. Noise Blackout technology promotes optimal call quality.