The PWMA430U is a portable PA from Pyle Pro that includes a wireless Lavalier microphone to broadcast your voice to a large audience. Thanks to its 8 full-range speaker and 300 watts peak power the full-range loudspeaker has enormous power and incredible sonic performance in a relatively light package. And its effortlessly portable thanks to the telescoping handle and caster wheels. You can even mount the PWMA430U using the 35mm speaker stand mount hole. Dont want to go wireless? Plug in up to two wired mics a guitar and a digital music player like an iPod or iPhone using the four built-in 1/4 input jacks. You can also listen to AM/FM radio or your favorite digital music by plugging in a USB stick or SD card loaded with MP3 files. Add effects to your voice and tweak your sound with the echo bass and treble controls. Perfect for classrooms tour guides and business meetings. Runs on 110 or 220 V AC. 8 Full Range Woofer - Portable Enclosure with Telescoping Handle and Caster Wheels - 35mm Speaker Stand Mount Hole. 300 Watts Peak Power - 2 Microphone Inputs and Guitar Inputs - 1/4 Output On Front Panel. USB/SD Card Reader - Audio 1/4 Input For Ipod/Mp3 Player - RF Charge Low Battery and Power LED Indicators. LCD Card Reader Display For Number of song and Play Time - Bass and Treble Controls - 110V/220V Switchable. FM Radio With Frequency Display Auto Scan Presets - Stereo RCA Output On Rear Pannel.