Specifications Operating Frequency 902MHz-928MHz RF protocol ISO18000-6B,EPC Class 1 GEN 2 Operating Method FHSS or fixed frequency(Setted by software) Antenna Internal antenna of 12 dBi Linear polarization Max RF power 30 dBm RF power range 20-30 dBm (Adjustable by software) Identify tag mode Fixed time automatically reads the tag;external trigger control reads the tag or the software control reads the tag, Identify tag mode can be setted Identify tag time <8ms(Identify single tag) Reading/Writing time Reads every 8 bytes to be smaller than 5ms, writes every 4 bytes to be smaller than 25ms Reading distance > 8m (antenna dependent) Writing distance >5m (antenna dependent) Communication interface TYPE A:RS-232,RS-485,Wiegand26/34 TYPE B:RS-232,RS-485,Wiegand,USB TYPE E:RS-232,RS-485,Wiegand,TCP/IP Input 1 triggering inputs Power Supply DC 9V Power Consumption ≤5W Size 460mm?60mm?0mm Operating Temperature -10℃~+55℃ Storage Temperature -20℃~+85℃ Work status indication Buzzer and LED