Portable PA System Karaoke Machine Microphone and Speaker System Wireless Bluetooth Microphone Microfono Kids Karaoke Block Rocker for Party Outdoor Live Performance Teaching Green 30W 30W portable wireless microphone system is highly integrated systems with many features, Recording, FM radio, Bluetooth, Karaok Sing, Audio in/out. By short press the "INPUT" button one time to swith mode among Bluetooth, FM and Audio in. By quickly press "INPUT" button more than 3 times to enter into "UHF" mode to pair wireless microphone! Please insert a TF card/ USB disk to store file if you like to play Recording. Directly using number buttons to enter the FM channel that you want after you switched mode to FM by pressing " INPUT " key. Be a Karaok machine pa speaker / portable pa system, it support Echo, Treble, Bass, Looping, Recordking and Delete Recording, Vocal Accompaniment. You can stream your favorite music from any type of Bluetooth such as your iPad, iPod touch, iPhone etc. The Aux/Line in port allows you to use this outdoor speaker system to amplify an external music player such cell phones, laptops, MP3 players. It also support TF card or USB driver to play music. Portable pa system built in 4000mAh rechargeable batteries that provide power of 5 to 6 hours with half of volum. This portable karaok machine/bluetooth microphone/pa speaker/party speaker is perfect for outdoor events including movies, party speeches, even live music on hillside for a wedding use where access to an electrical outlet may not be available. Person portable small PA system comes with one pa speaker, UHF wireless handheld microphone, waistband, 9V plug, audio cable and manual. Please prepare 2*AA batteries for wireless mic by yourself. WinBridge provides return/refund without no reasons within 30 days + one year warranty +Lifetime technical support.