Catalog > Amplifiers > PA Amplifiers > 100v Line CAPE PA450B PA450B AMPLIFIER 45w RMS WITH USB AC/DC 4-16E Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview The Stewart PA450B-MP3 Public Address Amplifier is a great, small, versatile amplifier as it can be used for various small installations. It has 12V and 220V power options and 4 to 16ohm speaker out as well as 100V line output as well. The built in USB MP3 player makes this the all-you-need type amp for background music and anouncements. Ideal for installations in retail shops, offices, warehouses and even home use. Specifications 2 channels Mic input with volume controller 1 channel Aux input with volume controller Built-in MP3 player USB/SD Output power 45W(peak) Power supply:230VAC,12VDC 100V,4-16ohms output