... : 10mW output Distance: 0.5km Used name: YS-1020U* Carrier frequency: 433 MHz, 450MHz,868MHz, 915MHz or ISM others; * Provide rich ... (input)TTLLow level sleep9RESETReset (input)TTLNegative impulse reset6. Setting of channel, interface, and data format: The user can change or view ... interface baud rate, channel and address code. Parameter setting or reading as per the ...