The Shure ULXD4DGV=-G57 Dual-Channel Digital Wireless Receiver is designed for professional audio applications requiring secure and high-quality wireless audio reception. It features two digital audio channels within a single rackspace and offers a wide 138 MHz tuning range for versatile frequency selection. This model supports advanced functionalities such as Dante digital audio connectivity, digital predictive switching diversity, and RF cascade ports for efficient antenna distribution. Additionally, it includes secure always-on AES-256 encryption, high-density mode supporting up to 47 channels per 6 MHz TV channel, 24-bit/48 kHz digital audio quality, and networked control via Wireless Workbench, housed in a unit with an internal power supply.