Shure UA844+SWB-LCE, Active Antenna Splitter, For up to five UR4, ULXD4, QLXD4, U4D or UC, ULX-SLX and BLX4R receivers, HF-Frequency range: 470 - 952 MHz, Pre drilled holes for optional antennas on the 19"" case@+*Rear connections:*@+@+, 10x BNC Out, 2x BNC In, 2x BNC for cascading (for fifth receiver or further splitter), 1x DC In, 4x DC Out@+*Includes:*@+@+, 1 External power supply, 4x Non-screwable low-voltage cables (for BLX4R and SLX4), 2x BNC cables for antenna assembly