OUMAX Smart Watch, S7 Round for iPhone 6S, 6S Plus, 6S and Samsung S6, Note 5 (Full Function Support for iOS 9.0 and Android 4.3 or above) IPS Round Display/Premium Leather Strap/Dark Grey SPECIFICATION C Dual Core CPU, 180MHz, 124MB RAM, 64MB ROM, Bluetooth 4.0 BLE, 1.54 Inch IPS Round Screen, 240x240 Resolution, 280mAh Li-ion battery FUNCTIONS C GSM Call Function, Message, Entertainment, Call Reminder, Stereo Speaker, Clock Display, Pedometer FEATUER C Latest OUMAX UI 3.0, Magnesium Alloy Frame, Magnetic USB charger, Water Resistance, Replacement Premium Leather Strap SUPPORTED DEVICES C Compatible with iPhone 5S, 5C, 6, 6 Plus, 6S,6S Plus (Support iOS 9.0 or above) and Samsung Note 4, Note 5, S3, S4, S5, S6 (Support Android 4.3 or above) US WARRANTY C You are protected by a 30-Day Money Back Guarantee for Any Reason and One (1) Year warranty