... on Chipcon CC1020 RF chip* Transparent data interface, suitable for any standard or non-standard user protocols;* Narrowband and ... -time use, low failure rate, and suitable for both indoor and outdoor use* Carrier frequency: 315MHz, 433 MHz, 450MHz, 670MHz, ... 38400bps;* Interface format: 8N1/8E1 user-defined, or customization for other format interface;* Integration of receiving and transmitting and ...