Amazfit GTR-2 Smartwatch with Music Storage, GPS, Black

3D CURVED DESIGN & HD AMOLED SCREEN: The Amazfit GTR 2s curved bezel-less design features a large 1.39" high-definition AMOLED screen with 326ppi pixel density covered in 3D glass which naturally transitions to the stainless steel watch body resulting in a better visual aesthetic and a wider content display area. ALL ROUND HEALTH TRACKING: Equipped with the Huami-developed Bio Tracker 2 the second-generation PPG bio-tracking optical sensor the Amazfit GTR 2 can provide 24-hour heart rate monitoring blood-oxygen saturation measurement sleep quality monitoring and stress level monitoring. Also included is the PAI health assessment system which uses algorithms to convert all of complex health and activity data into one single score to help you understand your physical state at a glance. 3GB MUSIC STORAGE: Control mobile music playback through the watch via Bluetooth and transfer your favourite songs to the watch through your mobile phone with a massive 3GB of local music storage. Put your wireless headphones in your phone down workout and follow the rhythm of the music anytime anywhere. ULTRA-LONG 14-DAY BATTERY LIFE: The GTR 2 is equipped with a powerful 471mAh battery that can last 14 days with typical use and is always ready to escort you wherever your exercise takes you. 90 SPORTS MODES & 5 ATM: The Amazfit GTR 2 includes 90 built-in sports modes and is waterproof to a depth of up to 50 meters. Intelligent recognition of 6 sports modes also eliminates the need to manually select the sports modes so the watch is always ready for action.