BMT L12S OLED Touch Screen Bluetooth 3.0 Bracelet Wristwatch Smart Watch Wristband Phone Mate with Speaker Call ID Display / Answer / Dial / Anti-lost Sports Pedometer for IOS iPhone 4 4s 5 5s 5c Samsung Galaxy s3 s4 Note 2 Note 3 Note 4 Blackberry HTC LG Sony Motorala Nokia and Other Android Smart Phones - for Women (White) Best partner of cell phone, support answer / call / hang up, built-in Speaker and Mic to answer calls directly. Synchronize through Bluetooth, answer call by pressing a button. Caller ID and LED Time Display. When smart phones connect with the bracelet through bluetooth , you can enjoy the music automatically synchronized via the bracelet. The bracelet vibrates when a new message comes and you can read it directly on the bracelet's screen (sms reading ongly works for android phones with APK installed). Anti-lost: Alert when the watch is moved away from your phone over a certain distance. The top-rated 250mAh battery enables you run into the bracelet for 168 hours constantly. L12S can clearly displays steps, calories and distance when the pedometer function is turned on.