Description: brand new and high quality Features: Ultra compact phono preamplifier with metal housing, portable and durable. 2xRCA (L and R) inputs 2xRCA (L and R) outputs 1x1/4 "TRS output, multiple connection options. With level and volume control knobs. To convert the phone signal to a line level signal. Ultra low au-dio performance, offers excellent sound quality. Specifications: Item Type: Phono Preamplifier Connector: RCA 1/4 "TRS connector Power supply: for DC 12V Input: 110-240V 50/60Hz Output: 12V 500mA Material: Metal Size: 10.3x5.7x3cm/4.05x2.2x1.1in Color: Black Plug Type: US Plug, UK Plug, EU Plug, AU Plug(Optional) Quantity: 1 Pc Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Phono Preamplifier 1 x Power Adapter