UHF Desktop Reader/Writer (Issuer) Compatibility: ISO18000-6B, ISO18000-6C(EPC Gen 2) protocol; Frequency Band: 860-960Mhz; RF Power: 0-13dbm adjustable; USB port: usb 2.0 for power supply. Read 0-180mm, Write 0-80mm, tag and environment dependent Provide free demo for testing and free SDK for development; (C#, VC++, JAVA,DELPHI) Application Type : Tag Writer/Encoder Warehouse, Item Management Asset Tracking, Animal Tracking Logistics, Access Control Dimension : 105mm x 70mm x 11mm ABS Waterproof Material Humadity 5%~95%(non-condensing) Operating Temperature : -10C ~ +60C