The most feature: Design as indepently ground connection. Switching signal source is switching ground connection. (ie., all sources are not common GND.). Stereo Switch Box with Signal Lossless, Sturdy Aluminum case Strong Anti-Interference, Compact Connector Distributor RCA L/R Stereo Splitter Boxes.
eBay
CABLETIME Switch 2 HDMI Cable USB C to HDMI Cable Adapter 4K 60Hz HDR PD 100W for Nintendo Switch 1 Switch 2 OLED PS4/5 Laptops
Aliexpress UK
Input cable distance: ≤ 10m AWG26 HDMI2.0a standard cable. Output cable distance. ≤ 10m AWG26 HDMI2.0a standard cable. Connect your TV HDMI (ARC) port to this switch's HDMI output port, use an HDMI cable, and then use fiber optic connection.
eBay
USBC Power Adapter Fast GaN Charger For Switch 2 /Switch /OLED /Lite, Power Supply For NS2 NS Support Switch 15V 2.6A 3A
Aliexpress UK
4K 60Hz HDMI Matrix 4x2 With Optical And 3.5mm Stereo Audio Out HDMI Matrix Switcher Splitter 4 In 2 Out Support ARC EDID. Built-in automatic equalization and amplification to ensure optimum transmission without loss in video audio quality.
eBay
UGREEN USB KVM Switch USB 3.0 2.0 Switcher KVM Switch for Windows10 PC Keyboard Mouse Printer 2 PCs Sharing 4 Devices USB Switch
Aliexpress UK
(HDMI Matrix 6x2). Support PIP display function and ARC function. Compliant with HDMI 1.4; HDCP1.4. Input Ports 6 x HDMI Female. HDMI 1.4 Matrix 6 2---------------------------------------------------1PC.
eBay
BSEED 1/2/3Gang Mechanical Button Switches Wall Light Switch On Off Glass Power Switch 2.1A Type-C USB Socket EU Standard 1Way
Aliexpress UK
Plug And Play: Digital to analog audio converter is equipped with an off button, which can be turned off without plugging and unplugging the audio cable when not in use, rca audio extractor has a power switch, supports noise reduction through the switch button; You can use rca swither converter in various scenarios, it is also convenient to carry with you during outdoor activities or in the office.
eBay
CABLETIME 3 IN 1 HUB Switch 2 Dock 4K144Hz PD100W 5 Gbps Replacement Portable TV Dock Station for Switch/Switch 2/Steam Deck
Aliexpress UK
RCA and XLR Selector Switch Box. 1 RCA and XLR Selector Switch Box. indicates that XLR is selected and the concave key indicates that RCA is selected. indicates that XLR is selected and the concave key indicates that RCA is selected.
eBay
Bseed Touch Light Switch 1/2/3 Gang 1/2 Way Intermediate Stair Switch Villa EU Power Switches Black White With Glass Panel
Aliexpress UK
2 Port VGA Video Audio Switch box allows you to control 2 computers or laptops sharing one monitor, LCD, HDTV, and Projector. The 2 In 1 Out VGA Switch 2 computers are controlled by the push button on the front panel of the unit.The VGA AV Switch box with high quality metal enclosure, plug and play,no external power needed. Bandwidth is up to 250MHz for video quality, support VGA resolutions up to full 1920x1080 and WUXGA 1920x1440. 2 way VGA Switch supports Auto-detect display DDC information for the optimal resolution. Compact size and lightweight for convenient carrying.Supports VGA, SVGA, UXGA, WUXGA and multisync monitors.
eBay
HDMI KVM Switch 4K 60Hz 4-port USB KVM HDMI Switch selector Box USB 2.0 and HDMI 2.0 Switch KVM HDR for mouse,keyboad,monitor
Aliexpress UK
This compact switcher box allows connection of up to three stereo sources, between two amplifiers，3 in 2 out or 2 in 3 out. The most feature: Design as indepently ground connection. Switching signal source is switching ground connection.
eBay
BSEED Wifi Light Touch Switch 1/2/3Gang 1/2/3 Way Smart Switch Wireless Wifi Roller Shutter Switch Support For Tuya Smart Home
Aliexpress UK