20pcs 2.4G Wireless Serial Transparent Transceiver Module 3.3V/5V OPEN-SMART for Arduino - products that work with offic

Description This is wireless serial transceiver module And the frequency is 2 4GHz There is the MCU on board with built in encoding and decoding code and it is easy to implement remote control without pairing You can set the ID number working frequency and baud rate of the module through AT commands and the modules who have the same ID number and operating frequency can communicate directly with each other It is very popular for remote control systems such as wireless doorbell remote control rolling gates smart car smart home etc It can also used to make for Arduino wireless programmer Feature Working voltage 3 2 5 2VDC Working Current 21mA MAX Working Frequency 2478MHz default 2400MHz 2527MHz programmable Transmission distance 50 meters open area Logic Interface Type UART TTL serial port Communication format 8N1 AT mode baud rate 9600bps Fixed value Transparent mode baud rate 9600 default can be modified to other values Operating mode When CMD pin is low it is AT mode and it can be used to set the parameters of the module When CMD is high it is transparent mode and it can communicate with the other one which has the same ID number and working frequency Antenna Built in PCB antenna Great for DIYPackage includes 20 x Transceiver Module