Overview
The Beitian BG-710 is a wireless data radio module integrating 4G (full network) and LoRa communication for GNSS base station data links and industrial monitoring/telemetry deployments. It provides UART (TTL) connectivity for host devices, plus Type-C and TF (microSD) support for configuration and real-time data storage.
Key Features
- 4G module: Air780E 4G ALL-net module
- Supported LTE bands: LTE-TDD B34/B38/B39/B40/B41; LTE-FDD B1/B3/B5/B8
- LoRa wireless link with UART serial (TTL level) interface
- Indicator LEDs: LORA, REC, RTK, NET
- TF (microSD) card support for real-time data storage (hot swap, up to 32G, FAT32)
- Type-C interface (supported configurations)
For configuration guidance or pre-sales questions, contact support@rcdrone.top or visit https://rcdrone.top/.
Specifications
4G (LTE) parameters
| Chip | Air780E 4G ALL-net Module |
| Frequency | LTE-TDD: B34/B38/B39/B40/B41 LTE-FDD: B1/B3/B5/B8 |
| Data |
LTE-TDD: Uplink/Downlink Ratio 2: Maximum 8Mbps (DL) / Maximum 2Mbps (UL) Uplink/Downlink Ratio 1: Maximum 6Mbps (DL) / Maximum 4Mbps (UL) LTE-FDD: Maximum 10Mbps (DL) / Maximum 5Mbps (UL) |
| Output Power | LTE-TDD: Class3 (23dBm +1/-3dB) LTE-FDD: Class3 (23dBm +/-2dB) |
| Power consumption | 1uA @Shutdown 3uA @Dormancy, typical |
| Sensitivity |
FDD B1: -99dBm (10M) FDD B3: -99dBm (10M) FDD B5: -99dBm (10M) FDD B8: -99dBm (10M) TDD B34: -100dBm (10M) TDD B38: -100dBm (10M) TDD B39: -100dBm (10M) TDD B40: -100dBm (10M) TDD B41: -100dBm (10M) |
| Bandwidth | 1.4/3/5/10/15/20MHz |
| Supply voltage | 3.3V~4.3V (Typical 3.8V) |
| Dimensions | 61.1*55.1*14.45mm |
| Weight | 15.5g |
| Connectors / Interfaces | 1* 1.25 pitch 6pin lockable socket 1* Type-C interface |
| Operating temperature | -40C to +85C |
| Storage temperature | -40C to +105C |
LoRa wireless module parameters
| Operating voltage (V) | Minimum 3.3 / Typical 5.0 / Maximum 5.5 | Note: >=5.0V can guarantee output power |
| Communication level (V) | Typical 3.3 | Note: Using 5V level may cause burnout |
| Operating temperature (C) | Minimum -40 / Maximum +85 | Note: Industrial-grade design |
| Operating frequency band (MHz) | Minimum 850.125 / Maximum 930.125 | Note: Supports ISM band |
| Transmitting current (mA) | Typical 610 | Note: Instantaneous power consumption @33dBm |
| Receiving current (mA) | Typical 17 | - |
| Sleeping current (uA) | Typical 4 | Note: Software shutdown |
| Maximum transmit power (dBm) | Minimum 32 / Typical 33 / Maximum 34 | - |
| Receive sensitivity (dBm) | Minimum -123 / Typical -124 / Maximum -125 | Note: Air rate 2.4 kbps |
| Air rate (bps) | Minimum 2.4k / Typical 2.4k / Maximum 62.5k | Note: User programmable control |
| Reference distance | 16km | Note: Clear and open air, antenna gain 5dBi, antenna height 2.5 meters, air rate 2.4kbps |
| Transmit length | 240 Byte | Note: The command can be set to send packets of 32/64/128/240 bytes |
| Cache capacity | 1000 Byte | - |
| Modulation mode | LoRa | Note: Next-generation LoRa modulation technology |
| Communication interface | UART Serial Port | Note: TTL level |
Indicator Lights
LORA Light
- Green light is always on when powered on: communication status is normal
- Green light is not displayed when powered on: communication status is abnormal
- Green light is flashing: data is being transmitted
REC Light
- Green light flashes: storing
- Green light does not display: no TF card or memory card failure
RTK Light
- Green light flashes slowly: GPS is normal, positioning is invalid
- Green light flashes quickly: single point positioning mode
- Green light is always on: RTK positioning mode
- Green light does not display: GPS failure
NET Light
- Green light flashes slowly: SIM card is normal
- Green light is always on: CROS base station mode
- Green light does not display: SIM card is abnormal
- Green light flashes quickly: power on detection status
Interfaces (Pin Definition)
1.25 lockable seat (6P)
| Serial | Name | I/O | Description |
|---|---|---|---|
| 1 | VCC | I | Main power supply, DC input. DC 4.5V-6.0V; 5.0V recommended |
| 2 | RX | I | UART communication data input interface, TTL level |
| 3 | TX | O | UART communication data output interface, TTL level |
| 4 | T/H | O | Communication interface output interface |
| 5 | R/L | I | Communication interface input interface |
| 6 | GND | G | Ground |
Peripherals
- SIM card: Support China Unicom, China Mobile, China Telecom 4G/3G/2G
- SD/TF card: Used for real-time data storage, supports TF card hot swap, supports <=32G capacity, FAT32 file system
- Type-C: Supported configurations
Mechanical Dimensions (Drawing)
- Overall: 61.10 +/-0.3 mm x 55.10 +/-0.3 mm
- Thickness: 14.45 +/-0.2 mm
- Mounting holes: 4 x phi 3.20
- Connector label shown: 3-SMA-KHD
Details

4G specifications list the supported LTE TDD/FDD bands, data rates, output power, and operating temperature for the BG-710 module.

LoRa electrical parameters and the UART (TTL) pin definition help integrate the radio into RTK/GNSS controllers and monitoring hosts.
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