Beyution Hi-Fi Stereo Sport Bluetooth V4.1 Headphones with Cclear Mic-phone Blutooth headphones With Retail Package! (Black) New HiFi Wireless Bluetooth V4.1 Headphone Headphones headset for Cell Phone/Laptop/PC/Tablet headset for Cell Phone/Laptop/PC/Tablet HiFi - Best Audio Performance - Stereo - Sports - Wireless Bluetooth V4.1 Version --33 feet distance - In-ear design Can work well with Iphone 5s/5c/5/4s/4/3/2; ipad series/ipod/itouch; Samsung Galaxy S4/S3/S2/Note2/Note3/Galaxy all Tablet/Nokia/HTC/aTT/Toshiaba/Sony all Smart phone and All Tablet/PC/Laptop. Listen music/ Watch Video and Talk with phone freely, work very well. Built-in rechargeable lithium-polymer battery With Li-battery enables up to 4-6 hours of talk time or audio playback, Standby time up to 250-300 hours. USA Seller, Quick shipping! 90 days warranty!