Remax RB‎-T9 Bluetooth Sports In‎-ear Wireless Earphone Headset Compatible with all smart phones and tablet which have the Bluetooth function Phone call and music controlling in one button in the earphone‎,‎as convenient as possible Can remind the remainder electric quantity smartly Support multi languages Bluetooth Model RB‎-T9 Bluetooth wireless headset is perfect for those looking to exercise‎,‎ listen to music‎,‎ driving up the phone to connect to two devices simultaneously‎.‎ Lightweight and durable to use‎.‎ Excellent noise cancellation technology makes voice is much clearer‎.‎  With HD Voice technology provides excellent sound quality and crystal clear sound clarity