Shure SLXD4E K59, Digital Receiver, Frequency band: K59 (606 - 650 MHz), 24-Bit / 48 kHz audio conversion, 120 dB dynamic range, 44 MHz switching bandwidth, Switchable mic / line level, 2 XLR/jack outputs, Housing: Galvanised steel, Dimensions (H x W x D): 42 x 197 x 152 mm, Weight: 0.86 kg, Includes 19"" mounting accessories and short BNC cables for front mounting