Brand Name: Nennbo Mechanism: No SIM Card Available: No System: None GPS: No Type: On Wrist Compatibility: All Compatible ROM: <128MB Function: Passometer Rear Camera: None Language: English Language: Russian Language: Spanish Language: Polish Language: Portuguese Language: Italian Language: French Language: German Language: Korean RAM: <128MB Waterproof Grade: Life Waterproof Multiple Dials: Yes Battery Capacity: 300-450mAh Network Mode: None CPU Model: RTL8762C Style: Sport Movement Type: Electronic Screen Shape: ROUND Resolution: 240*240 APP Download Available: Yes Case Material: Plastic CPU Manufacturer: Mediatek Band Material: Silica Gel Application Age Group: Adult Battery Detachable: No Band Detachable: Yes