School Office Factory Fast Shipment Store Market Use PA Amplifier

School Office Factory Fast Shipment Store Market Use PA Amplifier. 1U Rack-Mount Design: Fits standard 19-inch cabinets, saving space and enabling easy integration. 5-Zone Independent Control: Supports separate volume adjustment for 5 different areas. All-in-One Functionality: Integrates amplifier, mixer, MP3 player, and FM radio in one unit. Constant-Voltage Output: 70V/100V transmission ensures stable audio over long distances. Durable Metal Chassis: Heavy-duty construction with heat-dissipation vents and short-circuit protection. Multiple Input Options: Features 2 microphone inputs and 2 auxiliary audio inputs. Media Playback Support: Includes USB/SD card slots and FM radio for direct playback. OEM/ODM Customization: Offers flexible customization from samples, designs, and full customization.