Lens Unisex Smart Watch Y1S Round Bluetooth with SIM Card Slot Compatible with Android Phones Main features phone function: GSM/GPRS 850/900/1800/1900(2G) call, hand-free, call recording, phone book;bluetooth phone calling. Image viewer, sound recorder, audio player(need put and SD card ) SMS: local SMS; SMS bluethooth synchronization phone calls reminding: ring and shake clock display: several sets of display clock, no switch two-way anti lost: anti lost remind; two way search pedometer: step motion meter, calories calculation, sports mileage records sedentary remind: sedentary remind; sleep monitoring photograph: watch photos, storage to the watch; remote photos, storage to the phone alarm clock: yes (need to put a SIM card) bluetooth push: client information, system settings information; schedule, synchronous remind time synchronization packing details 1 x smart watch 1 x USB cable 1 x user manual the package does not contain micro-Sim card or micro-SD card.