This portable PA system is a mobile entertainment system on wheels, and it's packed with all the latest features for today's modern world. It has an iPod dock connector that charges your iPod and lets you play your favorite music over the powerful 600 watt speaker. It has four ¼" inputs on the front, each with its own volume control, for a total balance of sound. This unit runs wireless with an internal rechargeable battery for up to 5 hours of life and includes a handheld wireless mic that works at up to a range of 100 ft. Plus, you can stream Bluetooth audio from your phone or MP3 player! It all plays through our powerful 8" woofer with 3 compression tweeters for a booming low end, rich mids, and sweet highs. Tweak your sound using the bass and treble controls, and apply an effect with the echo knob. The telescoping handle and caster wheels make transportation simple and easy. Includes one 1/4" male to 1/8" female adaptor. Runs on 110 V or 220 V. In addition we have added an additional PDMIK2 Professional Moving Coil Dynamic Handheld Microphone which makes your voice sound great. It is constructed with durable zinc alloy metal for great everyday use. Sounds great in the studio or on the stage. Includes a 16 foot 6.5mm microphone cable. We have also added the PMKSPAD1 Multimedia Microphone Stand With Adapter for iPad and the PPMCL30 XLR Female to Male Microphone Cable. Product Dimensions: PWMA940BTI - 10.6''x 9.3''x 14.6''; PDMIK2 - 7.7'' x 0.8'' x 1.0''