T800 Ultra 1.99 inch Silicone Band Smart Watch Support Heart Rate ECG (Black) 1. Basic functions: NPC step counting, distance, calories, heart rateblood pressureblood oxygen monitoring, Bluetooth calls, Bluetooth music, temperature measurement, sleep monitoring, call reminders, SMS reminders, social APP message reminders, alarm clock reminders, sedentary reminders , multi-sport, turning wrist to brighten screen, looking for bracelet, looking for mobile phone, remote photo taking, rejecting calls, do not disturb mode, multi-dial switching 2. Social APP message reminder: support WeChat, QQ, Facebook, Twitter, Line, Whatsapp, Instagram 3. Multi-sport mode: running, cycling, strength training, basketball, tennis, football, volleyball, etc. 4. Message push language: Simplified Chinese, European multi-language 5. APP system: IOS 9.0 and above, Android 5.0 and above 6. App language: English, Chinese, Dutch, Russian, French, Portuguese, German, Spanish, Turkish, Polish, Malay, Czech, Slovak, Arabic, Thai, Italian 7. Band menu languages: English, Chinese, Dutch, Russian, French, Portuguese, German, Spanish, Turkish, Polish, Malay, Czech, Slovak, Arabic, Thai, Italian, Vietnamese 8. Parameters: - CPU: YC1133 - Flash: 32M - Support G-sensorgeomagnetic sensormotormicrophoneside buttonspeakerearpieceamplifier - Bluetooth: 5,0 - Screen: LCD 1.99 inches - TP: Single touch compatible with COB capacitive multi-touch - Heart rate sensor: two-in-one heart rate and temperature - Battery capacity: 360mah - Dimensions: 44x38x13mm