Aone Ns12 Portable Trolly Speaker Best for Advertising

Audio Power: Often marketed with a high peak music power output (P.M.P.O) of up to 75,000 Watts. Control Board Features: Built-in Karaoke system with dedicated rotating dials for Volume, Bass, Treble, Echo, and Mic Volume. Connectivity Options: Features dedicated slots for USB playback, TF memory cards, a 3.5mm Aux-In port, a Guitar/Microphone input jack, and a 12V DC input port for external battery power. Mobility: Built-in top handle and a hidden retractable trolley handle at the back paired with wheels for easy transit. [1]