DIYHFS Do-It-Box :
Includes 100k/100k/1% Stereo audio taper.
23 position, surface mount resistors attenuator.
4 input stereo selector,
chassis,
knobs,
feet.
6 pairs gold plated RCA jacks
teflon pure copper connecting wire

Wiring diagram but no support.

(Special Shipping Rate 7USD by Regular Airmail - NOT Fedex)