Feature:1. Professional for converting the phono signal to a line level signal.2. Compact size phono preamp with metal shell, portable and durable.3. With two RCA(L \u0026 R) inputs, two RCA(L \u0026 R) outputs and one 1/4\" TRS output.4. Designed with a push button switch and power indicator.5. Ultra low-noise audio performance, offers excellent sound quality.6. Come with a power adapter for convenient usage.Specification:Features:Professional for converting the phono signal to a line level signal.Compact size phono preamp with metal shell, portable and durable.With two (L & R) inputs, two (L & R) outputs and one 1/4" TRS output.Designed with a push button switch and power indicator.Ultra low-noise audio performance, offers excellent sound quality.Come with a power adapter for convenient usage.Specifications:Plug: EU Plug / US Plug (Optional)Material: MetalPower Supply: DC 12V, 150mAPower Adapter: Input--110-240V, 50/60Hz, output--12V, 1AItem Size: 103 * 64 * 32mm / 4.06 * 2.60 * 1.26in Item Weight: 174g / 6.15ozPackage Weight: 317g / 11.18ozPackage Size: 14 * 9.8 * 8cm / 5.51 * 3.86 * 3.15inInput:Type: connectorImpedance: Approx. 47kWMax. Input Level: -23.5dBV@1kHzOutput:Type: and 1/4" TRS, stereo connectorImpedance: Approx. 50WMax. Output Level: 11.5dBV@1kHzSystem:Frequency Response: RIAATHD: 0.06% typ.@-40dBu/1kHzGain: 35dBSignal-to-noise Ratio: 68dBu@0dBu, A-weightedInput Sensitivity: 5.3mV@1kHzPacking List:1 * Phono Preamp1 * Power AdapterPackage List:1 * Phono Preamp1 * Power Adapter