... frequency: 902~928MHz(FHSS or Fixed frequency)Reading distance: Stable reading distance: 8~12M, Maximum 30MProduct sizes: 450*450* ... by software) Data Interface: Wiegand 26/34/42, 10/100M Ethernet, RS232, RS485 interface, reserve interface for outside signal ... data interface extending cable 1pc.Major features:Stable reading distance can reach more than 12MISO18000-6C, 6B compatibleSupport various ...