The Shure BLX188/CVL Wireless Dual Presenter System combines professional-quality sound with simple setup and and up to 14 hours battery life for great audio performance for two presenters right out of the box. The system includes BLX88 tabletop dual-channel receiver, 2 CVL lavalier microphones with BLX1 bodypack transmitters, lavalier clips, power supply, 2 sets of AA batteries, windscreens and user guide. 
SUPERIOR AUDIO - Perform with ConfidenceGet the show going with no wires attached. Professional Shure sound for every band and any vocal need.RELIABLE SIGNAL - Extend your rangeWith a range of up to 300 feet (100m), you can take the show into the crowd without interruption.EASY SETUP – Own the stageBLX will have you up and running in record time with one-touch scan and selection.BATTERY LIFE – 14 hours of powerBecause BLX transmitters get up to 14 hours of power from a single pair of AA batteries, the show can go on and on (and on).SYSTEMS EXPANSIONS – Run up to 12 channels per frequency band*You’ll probably need to find a bigger stage before you run out of channels.*Note: region and environment dependent.VERSATILITY INCLUDED – You’ve got optionsAn impressive variety of Shure microphones are available in BLX systems, so you can find what works for you.