NT28E is a special positioning product;Wired and wireless switchable;Built-in 5200mAh polymer lithium battery, real-time positioning under wiring;Support GPS,LBS,AGPS;2G/4G network avaliable;4G networks support Cat M : TDD LTE/ FDD LTE, 2G networks support GSM/GPRS.
| Characteristics | Description |
| Size | 120mm*70mm*50mm |
| Voltage | DC9-36V, applicable to 12V/24V vehicles |
| Battery | Polymer lithium battery，Capacity 3.7V/5200mAH； |
| Working current | Average current <100mA@12V； |
| Sleep current | <15mA@12V |
| Recharge | Built-in Battery and support quick charge |
| Cellular | Working frequency:
NT28E protocol: Embedded TCP/IP stack Sensitivity: -107dBm@850/900MHz -106dBm@1800/1900MHz Output power: Class 4 (2W)@850/900MHz Class 1 (1W)@1800/1900MHz GPRS data: GPRS Class 10, Mobile Station Class B |
| GPS | Support GPS, AGPS and LBS |
| Antenna type | Built in Cellular ,GPS antenna, |
| I/O interface | 2 inputs, 1 output |
| AD interface | 2 ADC inputs, input voltage 0-5V |
| UART | 2 RS232 and 1 RS485 interface |
| LED Indicator | Cellular, GPS, battery |
| Remote upgrade（FOTA） | Support remote configuration and firmware upgrade |
| Multiple IP | Support multiple IPs connecting at same time |
| Dimension | 120mm*70mm*50mm |
| Environment | Working temperature：-20℃~70℃；
Storage temperature：-40℃～+85℃； |
| IP rating | IP68 |
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