Yamaha STAGEPAS 600I Powerful Full Featured Portable PA System with ultimate speaker stands , microphones and Instrument Cables Switchable Stereo/Mono Inputs: Allows you to transform each stereo channel input into two independent mono inputs, giving you the flexibility to adapt to the needs of a broad range of performance requirements Phantom Power: Connect condenser microphones and DI boxes directly to STAGEPAS.Monitor Out: Expand your front-of-house system or set up a monitoring system by using the STAGEPAS together with other powered speakers. Subwoofer Out: Add more bottom end to your system by connecting a powered subwoofer. Plugging in a subwoofer will assign a high-pass filter to the STAGEPAS speakers automatically. The STAGEPAS 600i can charge your iPod or iPhone during playback so you never have to worry about a drained battery interrupting your performance.The two lightweight, 23-pound speakers and a detachable mixer, along with one pair of speaker cables and a power cord, combine into a compact package yamaha stagepas 600i portable pa system , yamaha stagepas 600i , yamaha stagepas 600i portable pa, ultimate speaker stands , microphones,instrument cables,yamaha stagepas 600i portable pa system package , pa systems , portable pa systems ,asin B00AL77P8W and upc 086792969343 is for Yamaha portable pa systems