Product Name: VHF/UHF Radio Modem RS485 RS232 USB Wirele 20DBM 433M 868M and Receiver Package inlcuded: 1 PCS 433M/868M RS485 /RS232/USB Wirele RS485
Descrtion: Working voltage: 4.8V-9V( 2A Power Supply is Recommended) ; Interface : RS485/RS232/USB Frequency: 433MHz/868MHz Transmit power: -40~+20dBm; Receiver sensitivity: -114dBm; Operating temperature: -25℃~+75℃; Transparent transmiion mode baud rate :1200 2400,4800,9600(Default),19200,38400,57600,115200; Open ground Transmiion distance : 500M Size(without antenna): 80x50x31mm Weight(without antenna):50g For more information, please contact me Recommend to buy more than 2pcs!!! The three products of RS485/RS232/USB only have different interfaces and the same functions. Can communicate with each other, mixed use: RS485
Application PTZ Camera Modbus modbus temperature r LED Controller RS485/RS232 Relay e control, e measurement system; Wirele meter ; Smart Home,Home Automation ,Wiser Home; Acce control ; Identification system ; Data collection; IT household appliance ; Intelligence household appliance; Baby monitoring system; List of AT commands: This is a brief descrtion of AT commands, please refer to the ''RT4AE01 AT Command Detailed Descrtion'' manual for detailed descrtions Factory serial port parameters: 9600 8 N 1 Send ''AT+ENABLE=1'' within three minutes after power on to enter the AT command configuration mode Configuration completed: send ''AT+ENABLE=0'' to exit the AT command configuration mode 1 ID Query : AT+ID? Set : AT+ID=xxx (000-254) 2 version information Query : AT+INF? 3 working channels Query : AT+FREQ? Set : AT+FREQ=xxx(000-254) The frequency of data transmiion is 430MHz+xxx*0.1MHz (xxx is the selected working channel) 4 baud rate Query : AT+BAUD? Setting : AT+BAUD=x(0-7) 0:1200 1:2400 2:4800 3:9600 (default) 4:19200 5:38400 6:57600 7:115200 5 parity bits Query : AT+PARITY? Setting : AT+PARITY=x(0-2) 0: No parity 1: Even parity 2: Odd parity 6 Transmit power Query: AT+POWER? Setting: AT+POWER=x(0-9) 0:-40dBm 1:-16dBm 2:-10dB:-5dBm 4:0dBm 5:+5dBm 6:+10dBm 7:+15dBm 8:+18dBm 9:+20dBm 7 Factory reset Set: AT+RESET 8 Reboot: Settings: AT+REPOWER
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