JBL leveraged 70 years of R&D experience to build the EON ONE from the ground up, bringing you unmatched performance in a streamlined design. Powerful bass you can hear and feel with An unobstructed 10" bass-reflex subwoofer the largest in its class that delivers clear, well-defined low-frequency response for your whole audience. Crystal-clear sound through the unique patent-pending speaker configuration relies on the same principles as the massive concert line arrays. The extra-wide coverage area means Every member of your audience will experience the same great sound no matter where they're standing. With Bluetooth streaming audio users can play pre-recorded backing tracks for singer-songwriter gigs, stream your favorite playlist to set the mood for any party, or play audio during conferences and events. This compact, all-in-ONE system is ready to grab-and-go - The spacers and high-frequency unit conveniently pack into the base, making it easy to set up or break down in seconds. The EON ONE is the only truly all-in-one linear-array P.A. that you can carry with just one hand. No shoulder bags, no second trips to the car. The WMS40 Mini Single Vocal Set is a true plug-n-play wireless solution providing crystal clear audio sound for houses of worship, hotels, gyms and band applications. The included HT40 Mini handheld transmitter features a dynamic cardioid capsule for maximum gain before feedback. It's extremely long battery life of 30 hours off a single AA battery saves money in day-to-day use. The receiver comes in an ultra compact housing and offers a 1/4" jack output. Includes:(1) SR40 Mini Receiver, (1) HT40 Mini Handheld transmitter, (1) Universal power supply with US The SR40 Mini wireless stationary receiver provides crystal clear audio quality for powerful performances.JBL Pro