General Description: Menu and application in Polish. Multitouch TFT IPS full-round display. 1.35" high resolution: 390 x 390 pixels. Discs: Optional themes and discs available for download from the application, including animated graphics. Bluetooth calling with integrated microphone and NFC speaker. Unlock door locks, receive and make calls, and access call list processor. Bluetooth 8762DT + AC6959A, Realtel 5.0 / 3.0 (fast and cost-effective). Waterproof: IP67 aluminum alloy case, coated with IPS/IPG method, nickel-free, hypoallergenic. Silicone band and mesh band, band can be replaced (22 mm). Mineral super battery: Lithium-polymer 280 mAh with wireless charging. Compatible with iOS and Android software: Dafit. Color: Black (case), silicone + black artificial leather (band). Dimensions of the case: 48 x 56 x 12 mm. Features: 12 sports modes, pedometer, calorie counter, heart rate monitor, blood pressure measurement, blood oxygen measurement (pulse oximeter), sleep monitor, drink reminder, message flow (Facebook, SMS, Twitter, WhatsApp, etc.), alarm/warning/timer, weather information, remote photography, MP3 player control via smartphone, find device in set, smart zone with 2 stripes (1 piece), USB charging cable and manual. Application: Dafita.