Feature:1. SUPERIOR PERFORMANCE: Mini mixer produces the highest sound quality at all output levels, boasting ultra low noise operational for outstanding sound performance. Distortion free and easy to set up.2. EASY TO USE: No batteries or other power source required. The stereo mini mixer can also be used as a 1 In 4 Out stereo splitter with clockwise volume adjustment.3. APPLICABLE: Stereo four channel passive mixer for extended control of tuning, mixing instruments, CD players, tape decks, computers, mobile phones, tablets, etc.4. INPUT AND OUTPUT: The 4 channel mixer's inputs and outputs include four stereo RCA inputs and one stereo RCA output. OUTPUT indicates that it is used to connect the RCA jack to a mixer output or other output device; IN 14 indicates that it controls the signal level from inputs 14.5. CONVENIENT TO USE: The modern design of the passive mixer looks great on any desktop, with large controls that are easy to use and small enough to avoid tangles of wires, clothing etc.Specification:Item Type: 4 Channel MixerMaterial: MetalModel: CX400Colour: BlackRange of Application: For Mixing Instruments, CD Players, Tape Players, Computers, Mobile Phones, Tablets, etc.Input Impedance: 10K Ohms to 47K OhmsOutput Impedance: 2.5K Ohms to 10K OhmsGain: -12dB Maximum.Package List:1 x Stereo Mixer1 x Manual