The rear of the SM26S provides two Master Left and Right Inputs, six Mono Inputs, six Mono Outputs and two Master Left and Right Mix Outputs. All Inputs and Outputs on the SM26S are 1/4" TRS active balanced.
eBay
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 UK
4 Channel Video Splitter: The vehicle video splitter supports 4 channels of audio input, and supports 1 audio output, you can choose the display mode. Item Type: 4 Channel Video Splitter. 1 x Video Splitter.
eBay
1PCS 6.35MM 1/4 inch Male Stereo/Mono Channel To 2 Dual RCA Female Y Splitter Audio Adapter Converter
Aliexpress UK
12 Way Cascading Splitter: The 12 channel distribution amplifier complies with the RED standard, featuring IRS cascading and support for 4G LTE filter, ensuring signal integrity. Item Type: 12 Channel Distribution Amplifier.
eBay
Navceker 4K 60Hz HDMI Extender Splitter 1x4 3D HDMI RJ45 Extender 60m Ethernet Transmission Over CAT5e/6/7 4 Channel 1 Loop Out
Aliexpress UK
Easy Installation: The forXT30 and socket module simplifies the wiring process, allowing for quick and hassle-free installation, even for those new to DIY electronics. Material:plastic. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
Audio cable splitter for Apple and Type-C to 6.35mm dual-channel amplifier speaker cable mixer connection cable
Aliexpress UK
Multifunctional L3 audio switcher is originally designed by Douk Audio Studio, it is not only an audio switcher that can work in 1-IN-3-OUT and 3-IN-1-OUT mode to make contrast among different audio source, amplifier or active speakers etc.; but also a loop switcher that can add up to 3 audio effectors to create multi-layered musical effects and enhance the richness and dynamism of music to bring more creative space and fun.
eBay
2PCS 6.35mm 1/4 inch Male Mono Channel Stereo To 2 Dual RCA Female Y Splitter Audio Adapter Converter Connector
Aliexpress UK
Ultra-low noise 8 in/16 out microphone splitter. Output ground lift switch per channel. Each channel features Direct and Link outputs.
eBay
2Pole Mono/3pole dual channel Plug Jack Audio Adapter 6.35 Male to Double 3.5 Female stereo Headphone Mic Y Splitter Connector
Aliexpress UK
12 Way Cascading Splitter: The 12 channel distribution amplifier complies with the RED standard, featuring IRS cascading and support for 4G LTE filter, ensuring signal integrity. Item Type: 12 Channel Distribution Amplifier.
eBay
7/8-Channel Cooling Fan Hub Speed Controller Cable Splitter 3Pin 4Pin Power Supply Sata Charging Radiator for PC Temperature
Aliexpress UK
4 Channel Video Splitter: The vehicle video splitter supports 4 channels of audio input, and supports 1 audio output, you can choose the display mode. Item Type: 4 Channel Video Splitter. 1 x Video Splitter.
eBay
Coolcirc 1-to-5 Channel PWM Fan Hub - 4-Pin Splitter for PC CPU & Case Fans
Aliexpress UK