[ Stereo Audio Mixer ] 4-Channel Audio Mixer Can Mix 4 Stereo Audio Signals Can Mix Mixing Instrument, CD Player, Tape Player, Computer, , Tablet Audio Signals to Speaker and Headphone.
[ RCA Input and Output ] With 4-Channel RCA (L&R) Input and 1-Channel RCA (L&R) Output, Convenient to Use.
[ 4 Separate Volume Controls ] Each Channel Has an Independent Volume Control, Adjust the Volume as You Needed.
[ No Need Power Supply ] No Power Supply Requirement. Plug and Play, Metal Housing, Make It Durable and Sturdy.
[ Ultra Low Noise ] Better Sound Quality Even at Maximum Output Levels, Provide an Excellent Audio Performance.

Specification:
Input impedance: 10K ohms to 47K ohms
Output impedance: 2.5K ohms to 10K ohms
Gain: -12dB MAX
Product net weight: 0.2 kg
Product size: 85 mm X 52 mm X 40 mm
Colour:black
Material:Metal
Size:8.5 x 5.2 x 4cm

Package Contents:
1 * Stereo Audio Mixer

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.