This high-quality Bluetooth amplifier and 4x speaker kit is perfect for bars, restaurants, clubs, cafes, and pubs. The amplifier features 6 selectable line inputs, including Bluetooth connectivity, 2x RCA/Phono inputs, a 3.5mm AUX jack, USB and SD card media inputs, and 2x 6.35mm Microphone inputs for public speaking or karaoke. It also includes a built-in FM receiver and has durable metal construction with air vents. The amplifier's power output is 35W per channel at 4 Ohms (RMS). The 2-way stereo speakers are compact, discreet, and come with adjustable wall mounting brackets. Each speaker houses a high-quality 2-way balanced polymer tweeter and a 4-inch surround woofer, delivering great sound. The speakers are housed in a rugged ABS plastic casing with a subtle mesh grille and are available in black or white. Peace of mind is assured as the system is tested to CE and RoHS standards.