Amazon.com: Poyiccot 1/4 Mono to 3.5mm Stereo Adapter, 3.5mm to 1/4 Adapter Cable, 1/8 to 1/4 Splitter Cable, 3.5mm 1/8 TRS Female to Dual 6.35mm 1/4 TS Male Stereo to Mono Y
Amazon.com: UGREEN 1/8 to 1/4 Stereo Cable 3.5mm TRS to Dual 6.35mm 1/4 TS Mono Y Splitter Audio Cord Adapter Compatible with iPhone, PC, Computer Sound Card, Mixer, Multimedia Speaker, Home Stereo
Amazon.com: Monoprice 107129 3.5mm Stereo Plug to 3.5mm Mono Jack Adaptor, Gold Plated : Electronics
Amazon.com: GearIT (2-Pack Dual 1/4 to 1/8 inch (3.5mm Male to 6.35mm TS Mono Stereo Y-Cable Splitter) 3 Feet : Electronics
Amazon.com: Line Mixer 4 Channel, Donner Low-Noise Mini Audio Mixer DC 12V with AC adapter & Stereo/Mono Adjustment, As Microphones, Guitars, Keyboards or Stage Sub Mixer, Ideal for Small Clubs or Bars :
Stereo Simulator from Mono Signal (Mono to Stereo Converter) Unassembled Kit: Amazon.com: Industrial & Scientific
Amazon.com: 6ft CablesOnline 3.5mm Stereo Male to Dual (Rd/Wh) Mono 3.5mm Blue Audio Breakout Cable : Electronics
Amazon.com: 3.5mm Stereo to Dual Mono Cable, 6inch 1/8" TRS Male to 2 TS Mono Female Adapter Gold-Plated Connector Audio Y Splitter Cord for Headphone, Speaker : Electronics
Amazon.com: Single Stereo to Dual Mono Audio Converter Mono Out retains L/R Input Isolation : Electronics
Amazon.com: Single Stereo to Dual Mono Audio Converter Mono Out retains L/R Input Isolation : Electronics
Amazon.com: Califone 3068AV Stereo/Mono Headphones, 3.5 mm Stereo Plug, Black : Electronics
Amazon.com: One Channel Car Audio Mono Amplifier, 3900 Watt Max @ 1 Ohm High-Powered Mono Car Amplifier with Subsonic Filter and Low Pass Filter, Cooling Fans, White : Electronics
Amazon.com: 3.5mm Stereo Male to Dual 3.5mm Mono Male Audio Cable, 1ft 3.5mm 1/8" TRS Male to 2 x 3.5mm 1/8" TS Male Y Breakout Cable Splitter Adapter for Headphone, Speaker :
Amazon.com: Hosa YMM-261 3.5 mm TRS to Dual 3.5 mm TSF Stereo Breakout Cable, Black : Electronics
Amazon.com: Maker Hart LOOP MIXER - Portable Audio Mixer with 5 Channel stereo inputs, 3 Outputs via 3.5mm jack. Including a Mono to Stereo DM2S Adapter. : Musical Instruments
Amazon.com: PPTVC 3.5mm 1/8" TRS Male to 2X 6.35mm 1/4" TS 3 ft, Male Mono Stereo Y-Cable Splitter Compatible for Home Stereo Systems, Laptop,Amplifier, Mixer Audio Recorder,MP3, etc : Electronics
Amazon.com: Monoprice 107160 3.5mm Stereo Plug to 3.5mm Mono Jack Adaptor, Gold Plated : Musical Instruments
Amazon.com: Nady MM-242 4 Stereo / 8 Mono Channel Mini Mixer with mono/ stereo mode, ¼” Inputs and outputs – battery powered, or use optional AC adapter : Musical Instruments
Amazon.com: C2G Value Series One RCA Mono Male to Two RCA Stereo Female Y-Cable, Black (6 Inches) - 03177 : Electronics
Amazon.com: Disino 1/4 Mono to 3.5mm Stereo Adapter, Gold Plated 6.35mm TS Male Plug to 1/8 inch TRS Female Audio Connector - 2 Pack : Electronics
Amazon.com: Monoprice 107128 3.5mm Mono Plug to 3.5mm Stereo Jack Adaptor, Gold Plated : Everything Else
Amazon.com: MyCableMart 6ft 3.5mm Slim Mono TS (2 Conductor) Male to Female Audio Extension Cable : Electronics