1. Fashionable and slim appearance; 2. High definition display screen, OGS high sensitive capacitive touch screen; Full bonding process 3. Nano tpu85 degree material watch band, anti perspiration frosted surface treatment, ergonomic concave convex design, easy to wear; 4. Stainless steel arc surface primary color wire drawing, anti sweat and hard treatment surface, the longer it is, the newer it will be; 5. Ultrasonic sealing aluminum film sound chamber to listen to the sound of nature;.syi