Dual Diversity System with Two BLX2/PG58 Microphones. 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, its the most accessible way to own the stage.Includes:- BLX88 Dual-Channel Wireless Receiver- (2) BLX2/PG58 Handheld Transmitters- 2 Microphone clips- Power supply- 4 AA batteries- User guideBLX88 Dual Channel ReceiverThe 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.• XLR and 1/4" output connectors• Microprocessor-controlled internal antenna diversity• One touch QuickScan locates the best open Frequency• Two-colour audio status indicator LED• Compatible Systems per Band: Up to 12 (region dependent)• Dimensions (H x W x D): 1.5 x 15 x 4.5" (40 x 388 x 116 mm)• Weight: 15.1 oz (429 g)BLX2/PG58 Handheld Wireless Microphone TransmitterFeaturing an integrated PG58 microphone cartridge, the BLX2/PG58 Handheld Wireless Microphone Transmitter delivers wireless audio with professional clarity and reliability.• Works with BLX Wireless Systems• Integrated microphone capsule design• Lightweight, rugged construction• -10 dB gain attenuation