Lavalier wireless system from QLX-D series that delivers outstanding wireless functionality ideal for mid-size events and installations in businesses, hotels, and government offices with conferencing spaces; schools, houses of worship, and live performance spaces. It includes the QLXD1 body-pack transmitter, the QLXD4 digital wireless receiver and the Microflex MX150B lavalier microphone. The half-rack receiver combines professional features with streamlined setup and operation, with transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage. It quickly finds open frequencies and deploys them to transmitters via the one-touch sync function, and also features Ethernet networking and mobile monitoring and control capabilities. The Ethernet networking enables networked channel scanning across multiple receivers and Wireless Workbench software integration for remote control of receiver settings from a PC or Mac. Remote monitoring and control from iOS devices is also available via the ShurePlus Channels Mobile App. The receiver works within 64 MHz tuning bandwidth and provides more than 60 preset compatible channels per frequency band – up to 17 compatible systems per 6 MHz TV channel and 22 systems per 8 MHz channel. Its digital predictive switching diversity ensures solid RF connection, while the AES 256-bit encryption ensures secure wireless transmission. The receiver offers up to 60 dB of adjustable audio gain, high-contrast LCD menu and controls with lockout feature, audio and RF LED meters with peak indicator, detachable half-wave antennas, one mic/line switchable XLR output and one 1/4” instrument output. The body-pack transmitter quickly syncs with a wireless receiver over IR at the push of a button and maintains a clear, uninterrupted signal over its entire range. Featuring transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage, it is ideal for wireless vocals and instruments in mid-size presentation spaces, music venues, and houses of worship. It provides over 120 dB of dynamic range (no transmitter gain adjustments are needed) and the AES 256-bit encryption for secure transmission. It features external charging contacts for docked charging, backlit LCD with easy to navigate menu and controls and selectable display mode showing group/channel, frequency, or battery runtime, a 4-Pin male mini connector (TA4M) and detachable 1/4 wave antenna. It offers up to 9 hours of continuous use with 2 AA alkaline batteries or up to 10 hours of continuous use with Shure lithium-ion rechargeable batteries (not included). The subminiature electret condenser lavalier microphone in matte black design features the TQG connector and is ideal for use in speech and other applications requiring low profile, discreet placement. It utilizes the CommShield Technology which guards against interference from cellular RF devices and digital body-pack transmitters. Multi-position tie clip allows for a variety of placement options and features an integrated cable management system for convenient cable dress with minimized handling noise. The Kevlar-reinforced soft-flex cable design further reduces handling noise while providing superior flexibility for routing and placement. Snap-fit, concise windscreen provides protection from plosives and wind noise with minimal visibility. The system is further supplied with a power supply, two AA batteries, two 1/2 wave antennas, two BNC cables, zipper bag, two BNC bulkhead adapters and a rackmount kit. Frequency: 632-694 MHz