Product Description The BLX Vocal Combo Wireless System from Shure joins world-class design and construction with simple and easy setup and operation, featuring dual wireless channels, QuickScan frequency selection and PG58 professional quality vocal microphone capsules for lead and backup vocal performance applications. Legendary sound and performance, right out of the box. Included: BLX88 dual wireless receiver; 2 BLX2/PG58 handheld transmitters with integrated PG58 cardioid dynamic microphone capsules; 2 microphone clip. From the Manufacturer Shure BLX288/PG58 Wireless Vocal Combo with PG58 Handheld Microphones, H8 BLX Wireless Systems For performers who wish to unplug from the wire, BLX Wireless Systems are the clearest choice. Shure delivers wireless confidence with legendary sound from industry-renown microphones, decades of wireless design proficiency and world-class construction. Available in a wide offering of bodypack and handheld configurations (including vocal, guitar, headset and presenter system), BLX Wireless Systems are ready to perform right out of the box. Transmitters: At a Glance Two AA batteries (included) provide up to 14 hours of continuous use Up to 300 feet (91m) transmission radius (line of sight) Quick and easy receiver frequency matching (GROUP and CHANNEL selection buttons) Two-color transmitter status indicator LED: Green: "Ready" Rapidly Flashing Red: "Controls Locked" Solid Red: "Battery Power Low" (less than 1 hour remaining) Flashing Red/Power Down: "Batteries Dead" (replace batteries to repower transmitter) TQG connection for use with Shure lavalier, headset, earset and instrument microphones and guitar cables Tactile/easily accessible On / Off switch Adjustable gain control Lightweight, rugged construction Available as bodypack or handheld (currently selected) transmitters Receivers: At a Glance BLX Receiver Options BLX4 Single Channel Wireless Receiver BLX4R Single Channel, Rack Mount Wireless Receiver BLX88 Dual Channel Wireless Receiver (currently selected) One-touch QuickScan frequency selection quickly locates the best open frequency (in case of interference) Up to 12 compatible systems per frequency band (region-dependent) Two-color audio status indicator LED: Green: Normal audio levels Red: Excessive audio levels (overload/clipping) XLR and ¼" output connectors Overview 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. The durable BLX88 offers simple setup, intuitive controls, and microprocessor-controlled internal antenna diversity. One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference. For use with BLX Wireless Systems. What's in the Box? Includes 2 PG58 Handheld Transmitters, BLX88 Dual-Channel Wireless Receiver, 2 Microphone Clips, Power Supply, 4 AA Batteries and User Guide. BLX2 Handheld Transmitter Specifications Audio Input Level Gain: 0dB: -20 dBV maximum -10dB: -0 dBV maximum Gain Adjustment Range 10 dB RF Transmitter Output 10 mW, typical (varies by region) Dimensions 224mm X 53mm dia. (8 7/8 X 2 1/8 in.) Weight 218g (7.7 oz.) (without batteries) Housing Molded ABS Power Requirements 2 LR6 AA batteries, 1.5V, alkaline Battery Life up to 14 hours (alkaline) To view a detailed diagram of the BLX2 Handheld Transmitter, click . To view a detailed front diagram of the BLX88 Dual Channel Wireless Receiver, click . To view a detailed back diagram of the BLX88 Dual Channel Wireless Receiver, click . BLX88 Dual Channel Wireless Receiver Specifications Output Impedance XLR connector: 200 ohm, 6.35 mm (1/4") connector: 50 ohm Audio Output Level (Ref. 33 kHz deviation with 1 kHz tone) XLR connector: -27 dBV (into 100k ohm load), 6.35 mm (1/4") c