Shure AD4Q-DC Axient Digital Four-Channel Wireless Receiver with DC Power Module (A: 470 to 636 MHz)Key Features For Major Events, High End Installations DC Power Module 4 x Digital Audio Channels, 1 Rackspace 166 MHz Ultrawide Tuning Range Expandable to 120+ Channels True Digital Diversity Reception 4 x Ethernet Dante Ports XLR and AES3 Outputs Quadversity Mode, RF Cascade Ports Secure AES 256 Encryption Housed in a rugged, single rack unit, the Shure AD4Q DC is a 4 channel wireless receiver with a built in DC power module, complete with cable and