Capability specifications:
Support Protocol     ISO18000-6B
Working frequency    ISM 902-928MHz(any frequency band between 860M-960M is available)
Eradiate power       0-30dBm,adjustable software
outputting connector RS232 embeded,GPRS module
Antenna              Built-in 6dBi circular polarization,GPRS Antenna
Power supply         220V alternating current +9V direct current 2A power source adapter
Power dissipations   4W
Dimension            215mm*215mm*100mm
Weight               1Kg
Working temperature  -30C to +70C
Read distance        3m-5m
Read indictor        Buzzer