... 2.902~928MHz customized 3.read range: 0-8m 4.RS232, RS485, Wiegand ,RJ45 Middle Range UHF RFID Reader1.Passive RFID UHF ... 2.UHF Reader with built-in antenna, 5~8meters long range distance reader 3.Compatible with ISO18000-6B& EPC Gen2 protocols ... wattsDimension230mm×230mm×65mmWeight2.0KgWorking temperature-30°C~+75°C Middle Range UHF RFID Reader