The DEV 2544 from DEV Systemtechnik is a RF Distribution System with Frequency 800 MHz to 2.45 GHz, Input Power -10 dBm, Voltage 100 to 240 V (Supply Voltage), Insertion loss 0 to ±1.5 dB. Tags: Rack Mount, Signal Distribution. More details for DEV 2544 can be seen below.