HIFI dual-channel audio signal switcher RCA high-end audio splitter Power amplifier manual switcher 4-1, 3-3 no need to plug in - AliExpress
Got this Realistic Audio 42-2110 RCA switcher to switch the output from my DAC between Magni and Little Dot MKII amps. Great build quality. Couldn't find anything remotely close to this quality at local stores. Why did RadioShack go out of business again ...
Does RCA switcher degrade audio quality? | Headphone Reviews and Discussion - Head-Fi.org
3-Way RCA Video Audio Switch AV Switcher Selector Splitter Composite Box Passive | eBay
Audiophile Dual Speaker Selector Switch Pine Tree Audio SPSX-2 Binding Posts USA | eBay
Have you ever seen an RCA switcher with more than one output? | Steve Hoffman Music Forums
2 Way Stereo Audio RCA Switch Box
Skipjack RCA Switcher — Manley Laboratories, Inc.
Audiophile Switchbox
Amazon.com: 2 Way AV Switch - 2 Input 1 Output RCA Selector Switch for Composite Audio and Video - Switcher Box - Includes RCA Composite Cable (Black) : Electronics
Beuler AVSW Smart 2 Input RCA Audio / Video auto switcher
Audio selector / switch audiophile quality
Looking to find (or make) a compact passive rca audio switcher box | Steve Hoffman Music Forums
Premium 4 In 2 Out Audio Input Output Routing Switch Selector
DIY Audio Electronics from Zynsonix.com: Custom RCA Switch Box for Audio