Shure BLX® Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage. Lightweight Bodypack Transmitter The durable BLX1 bodypack transmitter offers a lightweight, ergonomic design that is comfortable for the presenter to wear. Group and channel selection buttons allow for quick and simple frequency matching with the receiver. Other features include an easily accessible on/off switch, adjustable gain control, and a TA4M 4-pin input jack. Easy-to-Use Rackmount Receiver for Quality Audio The BLX4R receiver employs a microprocessor-controlled antenna diversity system to improve the quality and reliability of your wireless audio. The receiver can be rackmounted with the included hardware, allowing you to position the two removable antennas on the front of the rack for optimal signal reception. The LCD display shows group and channel settings, and allows you to meter audio level and signal strength. An LED indicator even lets you keep an eye on the transmitter's remaining battery life. The unit offers 1/4" and XLR connectors with adjustable output level for flexible connectivity to PA systems and mixing boards. Includes: BLX1 bodypack transmitter BLX4R rack mount receiver Guitar Cable Single and Dual Rackmount Kit Two 1/4 Wave Antennas Zipper Bag Power Supply 2 AA batteries WA302 Instrument Cable PS24 Power Supply User guide System: Simultaneous Channels:Up to 12 systems per band Analog/Digital:Analog Frequency Range:512-542 MHz Operating Range:300 ft. Line-of-sight Channel Selection:Auto Frequency Response:50Hz-15kHz Instrument Cable: Connector 2:1 x TA4F Transmitter: Form Factor:Bodypack Battery Type:2 x AA Battery Life:14 hours Connector:1 x TA4M Dimensions:4.3" x 2.51" x 0.82" Weight:0.16 lbs. Microphone: Connector:TA4F to 1/4" TS Receiver: Antenna Type:Detachable Front Panel Display:Yes Displays:LCD Type:Rackmount Rackmountable:Yes Rack Spaces:Half-rack Outputs:1 x XLR, 1 x 1/4" Dimensions:1.65" x 7.8" x 6.42" Weight:2.2 lbs. *Stock Photos