Shure ULXD4Q Quad Digital Wireless Receiver, J50 Band 572-636 MHz 14 Inch Crash Transformer-balanced Output on each channel:

Transformer-balanced Output on each channel: Driven by the Phoenix Audio Class A DSOP-2 fully discrete output stage

Open Back speaker cabinets have a chimier tone with more presence

and other mounting hardware

Two-channel

Shure ULXD4Q Quad Digital Wireless Receiver, J50 Band 572-636 MHz 14 Inch Crash Transformer-balanced Output on each channel:Want the best of the best? You want the Shure ULXD4Q Quad Digital Wireless Receiver, J50 Band 572 636 MHz. The Shure ULXD4Q Quad Channel Digital Wireless Receiver offers four channels of uncompromising audio quality, RF signal stability, and advanced setup features in a space efficient single rack unit. Rugged yet lightweight and compact, the 1RU all metal chassis houses four independent receivers, each with its own audio and RF meters, gain control,