RF-V48 4G Waterproof Anti-lost GPS Positioning Smart Watch, Band B for North America, South America (Black)

1. Operating system: mocor5
2. Chip: 9820E Dual-core ARM CortexTM A7MP 1.2GHz
3. Supported formats: GSM\WCDMA\FDD-LTE\TDD-LTE
4G-FDD: B2/4/5/7/12/28A
3G-WCDMA: B1/2/5/8
2G-GSM: B2/3/5/8
4. Single Nano card
5. RAM+ROM: LPDDR2 2GB + 4GB NAND
6. Positioning function
- GPS signal: L1, 1575.42MHz C/A code
- Number of GPS channels: 22 channels
- Receive Sensitivity: Tracking: -165dBm, Capture: -148dBm
- GPS positioning accuracy: 5-15 meters
- GPS Antenna: LDS/Ceramic
- Support AGPS
- Support LBS base station positioning
- WIFI: 802.11b/g/n
7. Battery capacity: 500mAh
8. Other functions: real-time positioning, historical track, fence, health monitoring (heart rate, blood pressure and body temperature), calls, etc.
9. Size: 52*42*15mm
10. Weight: 35g