Check the listing for details. University Sound MA355B 35-Watt Amplifier **PLEASE READ**. Color: Black, Condition: Used. Listed at 69.99 USD. This Amplifier has ben Fully Tested and works. all inputs and all outputs work. ONE KNOB BROKEN BUT STILL OPERATES OFFERS WELCOME FREE SHIPPING TO THE LOWER 48 UNITED STATES ONLY All shipping prices are quoted for The Lower 48 United States. If you live outside the Lower 48 U.S. and your item cannot be shipped through an international shipping center we will contact you. 30 Day DOA Warranty DD University Sound MA355B 4-Channel Professional Audio Amplifier Manufacturer: UNIVERSITY SOUND Manufacturer #: MA355B : 35 WATT MIXER AMPLIFIER - PRIORITY PAGING INPUT FOR TELEPHONE SYSTEM SOURCE - AUTOMATIC MUTING FOR VOICE-OVER-MUSIC ANNOUNCEMENTS - FOUR MICROPHONE INPUTS - TWO DUAL RCA AUXILIARY INPUTS - POWER AMPLIFIER INPUT - DUAL RCA OUTPUTS - PREAMP OUTPUT - FREQUENCY RESPONSE: 80 HZ-15K HZ, +-2 DB - HEIGHT: 10.8 CM - WIDTH: 42.0 CM - DEPTH: 31.8 CM