earise m37 wooden box pa system with 2 wireless microphone for home party earise <p><b>features: </b></p> <p> <li>bluetooth streaming</li> <li>bluetooth name when search: “earise.m37” </li> <li>auto-play music from usb flash</li> <li>remote controller</li> <li>audio recording mode</li> <li>rear panel button control center</li> <li>1/4'' microphone input</li> <li>aux (3.5mm) input</li> <li>echo and bass controls</li> <li>built-in rechargeable battery</li> <li>9v 1.2a charging adaptor</li> </p> <p><b> what’s in the box:</b></p> <p> <li>m37 pa speaker</li> <li>2 wireless microphones (require 2 aa batteries, aa battery not included) </li> <li>remote controller (require 2 aaa batteries, aaa battery not included) </li> <li>9v 1.2a charging adaptor </li> <li>user manual</li> </p> <p><b>technical specs: </b></p> <p> <li>rms power: 100 w</li> <li>sound system: 6.5'' speaker, 3'' tweeters</li> <li>r.frequency: 90hz-20khz</li> <li>s/n ratio: >60db</li> <li>rechargeable battery: 3600mah, 7.4v lithium</li> <li>battery operated remote controller: require 2 aaa batteries, aaa battery not included</li> <li>battery operated microphone: requires (2) x ‘aa’ batteries, aa battery not included</li> <li>digital audio file compatibility: mp3, wma, acc</li> <li>maximum usb/micro sd support size: 32 gb</li> <li>power input: 9v 1.2a charging adaptor </li> <li>speaker dimensions (l x w x h): 10’’ x 9.4’’ x 12.8’’ -inches</li> </p>