Shure AD4QNP=-B Four--channel receiver. Includes locking power and jumper cables, rackmount kit, and user guide. (606-810 MHZ)

The Shure AD4QNP=-B is a professional‑grade four‑channel digital wireless receiver in the Axient Digital system. It is designed for high‑performance RF environments and mission‑critical audio applications such as live events, broadcast, theatre, corporate productions, and installed sound systems. The unit operates in the B frequency band (606–810 MHz) and delivers reliable, transparent digital audio with advanced RF management, network control, and flexible output options. It does not include antennas or transmitters.

Key Features
• Four independent digital audio channels, rackmount form factor for 19″ racks.
• Wide RF tuning range (up to approximately 184 MHz, band‑dependent) for flexible frequency planning.
• True digital diversity reception on every channel to resist drop‑outs, multipath, and RF interference.
• Quadversity™ mode allowing four antenna inputs for expanded coverage or zone placement.