Used stereo RCA splitter. Purchased this year and used once at an indoor event. 1 input, 4 outputs, made with an aluminum alloy box, and well-constructed. Quoted from the sales HP: * [Cubilux RCA Splitter] - The 4-way RCA splitter (1 input to 4 outputs) splits a single audio analog signal to multiple sinks, supporting multiple dubbing projects. * [Lossless Sound] - The sophisticated circuit design ensures no degradation of the audio signal, reproducing accurate, clear, and lossless sound. * [Premium Quality] - The selector is made of sturdy aluminum alloy, providing excellent durability, signal isolation, and EMI/RFI shielding. * [Wide Compatibility] - Compatible with a wide range of devices with RCA interfaces, such as CD players, turntables, cassette players, digital audio players, mixers, amplifiers, receivers, and TVs. * [Ease of Use] - Plug and play, without tangled cables or complicated setups. For those interested in this product, I assume you are familiar with used goods. Please refer to the photos and understand that returns are not accepted. Shipping from Tochigi Prefecture. No smoking. There is a pet in the household, so please refrain from purchasing if you are sensitive to this.