Pandaoo U80 Bluetooth 4.0 Smart Wrist Wrap Watch Phone for Smartphones Android Samsung S3/S4/S5 Note 2/Note 3 Note 4 HTC Sony (Black) This is a new Bluetooth Smart U Watch compatible with all Bluetooth V2.0 or above enabled smartphones, tablets and PCs,such as Iphone/Samsung/LG/HTC etc. Talk Time 3 hours,Standy-by time about 160 hours,Built-in 230mAh rechargeable battery,Two-year warranty NOTE 1: All functions are compatible with andriod smartphones, such as Samsung S3/S4/S5/Note 4/Note 3, HTC, Sony and so on NOTE 2: Most of functions are compatible with iPhone 4/4S/5/5S/6/6 Plus, EXCEPT FOR 'Messages', 'BT notice' and 'BT camera' Capacitive Touch Screen TFT LCD, EDR Time / Date / Week / Battery state display