Smart & Stylish Design Equipped with an equalizer function that plays PS-S10/S20 in an optimal sound field with a single switch. 30W output (supports high/low impedance) perfect for BGM & announcement broadcasts. Equipped with an announcement broadcast priority circuit that automatically lowers the volume of BGM (line-input) when microphone broadcasting or phone paging. 1 x Microphone, 2 x Lines, 1 x Paging Input Circuit Equipped with a power outlet that can connect wired tuners etc. To prevent misoperation, the switches are stored inside the front door.