Reytid&reg; Wireless In-Ear Sports Earphones w/ In-Line Microphone & Volume Control - Heavy Bass, Magnetic Design, Sweatproof Headphones - Bluetooth Earbuds Headset for iPhone & Android These earphones provide clear, heavy BASS resonance, and SUPERIOR sound isolation. Will function with ANY bluetooth enabled device included iPhone, iPad, Android, Windows & Apple Mac's. THREE earbud sizes included and additional stabilisers. Connect TWO DEVICES at once and switch betweeen them. The easily accessible on-ear controls allow you to maintain COMPLETE control of your music or calls whilst on the move. Magnetic earphones connect round your neck when not in use. SWEATPROOF & TANGLE FREE wires eliminate tangling. Strong wireless SIGNAL upto 10m. Upto 30m is also possible! Charging Time - 2 hours, Music Playback Time - 4.5 hours, Talktime - 5 hours, Standby Time - 180 hours. FULL 30 day money back guarantee if not COMPLETELY satisfied. 1 year warranty.