Wireless transceiver device

                                                  Specification:

                                                 ◆Interface：USB, RS232

                                                 ◆Baud rate： 2400、4800、9600、1920

                                                 ◆Center frequency： 315M、433M、915M

                                                 ◆It does not need to permit the frequency use

                                                 ◆Out Power (Max)： 10mW

                                                 ◆Communication distance（Max)： 100m

                                                 ◆Size(mm)： 110x75x20