CLASSIC UNISON RESEARCH BEAUTY Part of Unison Research's classic line of tube amplifiers that include the Sinfonia and the Performance, the Preludio integrated amplifier continues the technical approach, sound and aesthetics of its larger siblings. While the Preludio’s appearance is certainly gorgeous, it is also extremely reliable due to its unique design solutions, quality materials and adherence to the highest of standards. Type: Stereo Integrated Valve Amplifier Output Stage: single-ended Ultraliner Class A Output Power: 14W / channel Inputs: 4 x line, 1 x tape Outputs: 1 x tape, 1 x sub-woofer, 1pr. x loudspeaker Input Impedance: 47 kOhm Output Impedance: 6 ohm Feedback Factor: 10dB Frequency Response: 15 – 50000 Hz Valves: 2 x 6550 or KT88, 2 x ECC82 Remote Control: IR for volume Power Consumption: 200W max Dimensions: 7.1 h x 14.8 w x 19.3 d in. Weight: 40 lbs.Warranty: 2 yrs. limited electronics, tubes: 30 days Ask about our trade-in program SHIPPING: The shipping weight of the Unison Preludio is 45 lbs. Shipment by FEDEX Home Delivery/Insured is FREE if your delivery addresses is within the 48 continental states. If your delivery address is in Alaska, Hawaii, Canada or other location outside of the USA, please call (480) 607-2277) or email [email protected] to determine the shipping cost and to place your order. Duties, taxes and fees on shipments to destinations outside of the USA are NOT included in the price.