Specificationsﾣﾺ Soft and removable design‎,‎ strap is adjustable‎.‎ Your ultimate comfortable choice for wireless music and call when training‎.‎ Waterproof testing‎,‎ immersion in water beyond 1 meter‎,‎ take out immediately‎.‎ There no harmful effect that water splashing from any direction‎.‎ So go ahead‎,‎ move‎,‎ sweat and rock hard‎,‎ running in the rain‎.‎   Type‎:‎ Bluetooth Earphone Version‎:‎ Bluetooth 4.1 Talk Time‎:‎ 6 Hours Standby Time‎:‎ 150 Hours Charging Time‎:‎ 2 Hours Transmitting Distance‎:‎ 10m Power Supply‎:‎ Built‎-in Lithium Battery Multipoint‎:‎ Supports 2 Phones Connection Bluetooth Profiles‎:‎ HFP /HSP/A2DP/AVRCP Audio Line‎-in‎:‎ Stream Music by Audio Line‎-in Cable Even if it is Out of Power Feature‎:‎ Stereo‎,‎ Music Earphone‎,‎ Bluetooth‎,‎ Wireless‎,‎ Lightweight‎,‎ NFC for Quick Connection Function‎:‎ Call Dialing‎,‎ Remote Answer/End/Reject/Switch‎,‎ Telephone Redial‎,‎ Mute‎,‎ Volume Control‎,‎ English Switch‎,‎ Smart One for Two‎,‎ Music Pause/Play‎,‎ Up and down the song Compatible with‎:‎ for Apple Mac Pro‎,‎ Apple iPad‎,‎ iPod Series‎,‎ Samsung Galaxy Tab‎,‎ Kyros Tab‎,‎ Nook Tablet‎,‎ Playbook‎,‎ Asus‎,‎ Google‎,‎ Coby‎,‎ Microsoft‎,‎ TOSHIBA‎,‎ Pansonic‎,‎ SONY‎,‎ VIZIO ASUS and All brand Tablet‎,‎ MID‎,‎ ALL Android Tablet and all other Tablet which have Bluetooth Function‎.‎ Dimension‎:‎ 33.07mm x 24.17mm x 31.15mm/13.02‎"‎ x 9.52‎"‎ x 12.26‎"‎ ‎(‎Approx‎.‎‎)‎   Notes‎:‎ It can not be immersioned in water beyond 1 meter‎.‎ Due to the light and screen setting difference‎,‎ the item‎'‎s color may be slightly different from the pictures‎.‎ Please allow slight dimension difference due to different manual measurement‎.‎