Sonixx X-Sport Wireless Bluetooth Headphones / Headset With Microphone and Remote for all Smartphones (iPhone / iPad / Android / Windows / Samsung Galaxy / HTC etc.) - 3 YEAR WARRANTY (Black) Compatible with all smartphones / tablets and Bluetooth enabled devices Integrated microphone for calls (smartphones, mobiles, Skype and VoIP compatible) with built-in remote to skip tracks, adjust volume, play/pause and control calls Lightweight, comfortable and a size-adjustable sweat-proof headband make these perfect for sports for and an active lifestyle A full charge takes only 2.5 hours via the supplied micro-USB charging cable Extended Music playing time: Up to 10 hours. Talk Time: Up to 11 hours. Standby time: Up to 250 hours