SOLUPEAK RCA Switch Stereo 4 in 1 Out Audio Signal Source Switcher HiFi Input Selector Splitter Box S1

***2022 Upgrade Version:>>1.Upgrade the immersion gold of the pcb circuit board, Increase the width constraint, and ensure the lossless transmission of the signal. >>2. Using high-quality CMC 816 gold-plated RCA interface, high-brightness brushed CNC solid aluminum knob, sturdy aluminum shell, 6mm thick front panel, beautiful and atmospheric, it is an audiophile level This compact switcher box allows connection of up to 4 stereo sources input and selects 1 audio output through the rotary knob (Note: when 1-in 4-out: 4 outputs are not simultaneously) Suitable for multiple sources signal select or large area or multi-room paralleled amplifier distribution of the same signal playback Use specialized audio rotary switch/Lossless device, easily switch between different audio in or out This is a passive non-powered device. Plug and play