EXPAND YOUR SINGING EXPERIENCE - with the Wireless Karaoke Microphones + Bluetooth/UHF Receiver kit by MASINGO. The Fortissimo A12 lets you easily add two extra mics to any karaoke machine. The kit includes two UHF microphones with user-friendly, advanced features including built-in volume, EQ, echo controls, and an LED display. CONVERT ANY SPEAKER - into a karaoke machine / Bluetooth speaker: Just pair your Bluetooth-capable smartphone or tablet with the receiver and plug it into your AUX speaker port. Then, simply select your favorite song and sing along. The receiver also allows you to stream music to any AUX speaker for parties and everyday ambiance. MAKE ANY SONG A KARAOKE TRACK - Instead of searching the internet for a pre-made karaoke backing track, simply use Karaoke Mode to dampen the vocals on any song. This allows you and your friends to sing over the original song instantly, saving you time and money on sourcing and purchasing expensive karaoke tracks. Its unlimited fun! INCREDIBLE SOUND QUALITY - Sing your heart out with the Fortissimo A12's crystal clear audio performance. Every number delivers beautiful resonance and tone through vocal and backing tracks. Each microphones sound can be customized with equalizer and echo controls to give you unparalleled control over two, three, or four way singing. CONVENIENT CHARGING and STORAGE STATION - keeps your mics and receiver charged up for your next karaoke session. With two charging ports per station, both mics are always stored and charged in a stand-up position. Every kit also comes with a 6.5 mm AUX Adaptor and Performers Manual. Trust MASINGO to deliver the best in karaoke fun!