Hosa GPM-179 Mini Stereo to Mono 1/4 inch Headphone Adapter | Sweetwater
Stereo to Mono Adapter for Most KEF Ci Speakers Silver CITR-SM - Best Buy
Monoprice 3.5mm TS Mono Plug to 3.5mm TRS Stereo Jack Adapter, Gold Plated - Walmart.com
3.5mm Mono Plug to 2x3.5mm Stereo Jack Adapter
MONACOR SMC-1 Stereo-Mono-Converter
3.5mm Stereo Male to 3.5mm Mono Female Adapter (TAA Compliant) | Audio Adapters and Couplers | Adapters and Couplers | Audio Video
3.5mm Stereo Jack to 3.5mm Mono Plug Adapter - HamiltonBuhl
hardware - Does professional quality stereo to mono conversion require a special adapter - Sound Design Stack Exchange
3.5mm Mono Plug to 2x3.5mm Stereo Jack Adapter
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
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 Splitter Cable, 20cm/8inch
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 :
3.5mm Stereo Male to Mono RCA Stereo Male Adapter Cable - Micro Connectors, Inc.
2-Cond Mono female Jack to 3-Cond Male Plug Stereo Adapter
Kentek RCA mono male to RCA RW female M/F Y adapter converter connector for audio stereo TV system - Walmart.com