SOK800-47-4 high power wireless data transmission module manual, includes the application scenarios, features, technical indicators, pin definitions and other information.
The SOK800-47-4 module provides high‑power wireless data transmission up to 4 W output in the ISM band (471.23 MHz). It supports long‑range links (over 6 km in open space) and offers multiple interfaces such as UART, RS‑232 and RS‑485.
The manual details technical specifications, pin definitions, channel settings, configuration commands and communication parameters, as well as mechanical dimensions and regulatory notes for proper integration into sensor, automation and telemetry applications. This manual is written in Chinese.
| Maximum transmit power | 4 W |
|---|---|
| Operating frequency | 471.23 MHz |
| Transmit power (default channel) | 2000 mW |
| Receiver sensitivity | -120 dB |
| Interface speed | 1200‑9600 bps |
| Channel spacing | 100 kHz |
| Operating temperature | -30 °C to +75 °C |
| Power supply voltage | 3.3 V‑5.5 V |
| Dimensions (without antenna) | 50 mm × 39 mm |
| Maximum transmission distance | >6000 m (open field) |
The module can transmit over 6000 m in open‑field line‑of‑sight conditions.
Baud rate is selected via bits 3‑2 of the configuration byte; supported rates are 1200, 2400, 4800 and 9600 bps.
A successful configuration returns the string "OK!" (hex 4F 4B 21).
It operates in the ISM band at 471.23 MHz without requiring a license.