5Pcs GT-38 Wireless MCU Serial Module SI4438/4463 1200 Meters Receive UART interface Wireless Commun
$41.84
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Features
1. Long-distance wireless transmission (1200 bps in 1200 m/FU4 mode)
2. Operating frequency range:433-458MHz, up to 255 communication channels)
3. Maximum 100mW (20dBm) transmit power, and can set 8 power.
4. Four working modes to adapt to different applications
5. Built-in MCU, communicate through serial port and external device
6. The number of bytes sent at one time is up to 256 bytes.
7. The mode supports one-to-one, one-to-many, many-to-many connections
Characteristic Parameters
Model:GT-38
Chip:SI4438
Communication interface:UART 3.3V to 5V TTL level
Operating voltage:3.2V to 5.5V
Maximum transmission power:20dBm
Reference distance:1200 meters
Working frequency band:433-458.5MHz
Antenna interface:spring antenna / antenna socket
Sleep current:no sleep mode
Module size:26.7×12.9x6mm
Package Included
5 x Wireless MCU Serial Module
| Weight | 0.015 kg |
|---|
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