Delock Products 87699 Delock Switch Stereo Jack 3.5 mm 2 port manual bidirectional
2-way Stereo Audio Source Switch 3.5mm Aux 1/8 Switcher Signal Input Selector Splitter Box With Line Volume Control Knob Preamp - Home Theater Amplifiers - AliExpress
Miraview Netmate 4330142721 NETmate 2 PORT 3.5mm STEREO Manual Switch Box AUX Audio Speaker selector(Wall Mount Hole Built-in, wall or table available)