Denon Professional DN-300BR, 19"" Rackmount Bluetooth Receiver, Frequency response: 20 - 18.000 Hz, S/N ratio: 83 dB, Bluetooth version 4.0, 2 Balanced XLR outputs, 2 Unbalanced RCA jack outputs, C14 mains cable input, Euroblock connector on rear panel, Output level control and pairing / status LEDs, Reception distance up to 33 m, Dimensions with rack ears: 483 x 271 x 44 mm, Dimensions without rack ears: 434 x 271 x 44 mm, Weight 3.0 kg, Includes Bluetooth antenna for front and rear mounting