Douk Audio Mini Passive Stereo Preamp 1:2 Step-up Transformer Audio Signal Booster For PC CD Player DAC Amplifier Matching

FeaturesConnection mode: passive preamp, with RCA input, suitable for mobile phones, computers, decoders, digital players, CD players and other audio source devices, RCA output, supporting connection with amplifiers/active speaker, etc.Improvement effect: it can effectively increase the gain and sound density of the sound, improve the sound quality, and make the sound more mellow and warm, bringing a better listening experience.Audio characteristics: adopt a 1:2 step-up mode design, that can achieve lossless broadband coupling output, with obvious improvement effect and outstanding features; its high-cost performance for audiophiles.Product material: high nickel-iron core and high-purity red copper, multiple high-temperature annealing treatment, multi-layer and multi-group wire wrapping mixed winding, simple and compact appearance.ParametersAudio input/output: Stereo L/RDimensions: 784825mm/3.071.890.98inPackage dimensions: 16013075mm/6.305.122.95inNet weight: 126g/0.28lbPackage weight: 300g/0.66lbPacking List1 × Passive Preamp