Radio móvil EV750
El EV750, un radio móvil integrado instalado en un vehículo, ha sido desarrollado de forma independiente por Huawei. Es un radio móvil de troncales de banda ancha con poderosas funciones aplicadas a la red de troncales profesionales y soporta llamadas punto a punto (PTP), llamadas grupales, servicios de mensajes de texto (SMS), servicios de mensajes multimedia (MMS), acceso de datos por banda ancha, servicio de envío de videos y concurrencia de múltiples servicios.
| Item | Basic Specifications |
|---|---|
| Supported frequency band | 1.8 GHz frequency band: 1785 to 1805 MHz 1.4 GHz frequency band: 1447 to 1467 MHz 800 MHz frequency band: -FDD uplink: 832 to 862 MHz/downlink: 791 to 821MHz 400 MHz frequency band: 380 to 470 MHz (LTE); 400 to 470 MHz (DMO) |
| Power level | 1.8 GHz frequency band: 25±2 dBm 1.4 GHz frequency band: 25±2 dBm 800 MHz frequency band: 25±2 dBm 400 MHz frequency band: 27±2 dBm DMO: 30±2 dBm |
| Bandwidth | 1.8 GHz frequency band: 5 MHz/10 MHz/20 MHz 1.4 GHz frequency band: 5 MHz/10 MHz/20 MHz 800 MHz frequency band: 5 MHz/10 MHz/20 MHz 400 MHz frequency band: 3 MHz/5 MHz/10 MHz/20 MHz |
| Sensitivity | 3 MHz: -102.2 dBm 5 MHz: -100 dBm 10 MHz: -97 dBm 20 MHz: -94 dBm |
| UE capability level | Category 4 |
| Modulation | QPSK, 16QAM, 64QAM in down and uplink |
| Dimensions | 1、Control head: 65(H)*185(W)*40(D) 2、Transceiver only: 50(H)*170(W)*140(D) |
| Weight | ≤ 1500 g |
| Power supply | DC 12V Support the protection function of power off Power supply with storage battery when detect the ACC signal |
| Operating temperature | –20°C to +60°C |
| Storage temperature | –40°C to +85°C |
| Humidity Requirement | Relative humidity: 5% to 95% (noncondensing) |
| Protection level | IP54 |
| Display | 2.4 inch QVGA 240 x 320 TFT |
| Built-in memory | MCP (1 GB DDR+8 GB EMMC) |
| Front keys | A PTT key, three customized keys, an emergency call Key |
| Tuning knob | The tuning knob is on the top of the device and is used for voice tuning, group selecting, and DMO frequency selecting |
| Antenna | Attached antenna: LTE/DMO/GPS Built-in antenna: WLAN/BT |
| Bluetooth | Bluetooth Ver.1.2/2.0/2.0+EDR |
| External ports (DVI expansion interface) | FEx1 UARTx1 GPIOx1 Audiox1 USBx1 |
| Attached camera | Supporting drive-free cameras ( D1 25FPS) connecting with USB cables Supporting FE cameras (maximum video capability 1080P 25FPS) 1 video upload |
| Audio accessories | PTT hand microphone (protection level: IP55) |
| Indicators | Tri-color LED (red, green, and blue) |
| Audio rated output power | 3W |
| Audio max output power | 8W |
| Safety requirements | Meet EN60950 (2006E) |
| Shock, drop and vibration | ETS 300 019-1-5 Class 5M4 |
| Certification | CTA (China radio transmission equipment Type Approval) CE certificated RoHS |
| Category | Item | Basic Specifications | |
|---|---|---|---|
| Basic function | OS | Smart operating system | |
| Language | Chinese or English | ||
| Input method | Chinese or English | ||
| Powering on and Display | Screen direction | Horizontal | |
| Power-on password | Supported | ||
| Power-on time | Less than 30 seconds | ||
| Out-of-cell prompt | Supported | ||
| Voice and group services | Private call | Supported (12.2 kbit/s and 4.75 kbit/s) | |
| Group setup delay | Less than 300 ms | ||
| Floor preemption delay | Less than 150 ms | ||
| Group call, broadcast call, and emergency call | Supported (12.2 kbit/s and 4.75 kbit/s) | ||
| Hot microphone for emergency calls | Supported | ||
| Late entry | Supported | ||
| Dynamic Regrouping | Supported | ||
| Speaker displaying | Supported | ||
| Remotely Enable/Disable Terminal | Supported | ||
| Time-limited call | Supported | ||
| Temporary group call | Supported | ||
| Fallback Mode | Supported in private calls and group calls | ||
| Barring of Incoming and Outgoing Calls | Supported | ||
| Call Forward | Supported | ||
| Group list querying method | Retrieving based on names (Chinese character, Pinyin, and initial letter) | ||
| Video uploading | The video quality can be 1080P 25fps Automatic video bit rate adjusting | ||
| Video dispatching | Supported | ||
| One click uploading | One click video uploading One click photo uploading | ||
| Streaming | Supports H.263 and H.264 media format. Supports playback, saving, and resumable uploading | ||
| HTTP/WAP | Supported. (WAP 2.0) | ||
| Java | Supports Dalvik VM | ||
| GPS locating | Supported | ||
| SMS | Point-to-point SMS | Supported | |
| Point-to-group SMS | Supported | ||
| Number of saved messages | 1000 | ||
| Size of a message | ≤ 1000 bytes | ||
| MMS | Point-to-point MMS | Supported | |
| Point-to-group MMS | Supported | ||
| Number of saved multimedia messages | 100 | ||
| Size of a multimedia message | ≤ 2 M bytes | ||
| Status message | Predefined status message | Supported | |
| Emergency status message | Supported | ||
| Status message configuration | Supported | ||
| Third-party application development | Third-party application development | Supported. | |
| Software remote upgrading and configuration | AP and modem software remote upgrade and configuration | Supported | |
| DMO | Direct mode operation (DMO) | Supported | |
| Security control | Air interface encryption | Supported | |
| Air interface integrity protection | Supported | ||
| Remotely Enable/Disable Terminal | Supported | ||
| User data protection | Supported | ||
| Power-on password | Supported | ||
| User security | Dedicated emergency call key | Supported | |
| Emergency mode alert | Supported | ||
| Hot microphone for emergency calls | Supported | ||
| SIM card | Software-based SIM card | Supported | |
| Configuration tool | Operating system | Windows XP, Win 7 | |
| Parameter duplication | Supported | ||
| Software version updating and backup | Supported | ||
| Parameter configuration and modification | Supported | ||
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