Premium power amplifier/speaker selector. It uses a silver-plated contact mechanical switch to convey the original sound quality as it is. As a speaker selector, you can switch and select up to 3 pairs of speakers from one power amplifier output. Alternatively, as an amplifier selector, you can switch and select up to 3 power amplifier outputs for a pair of speakers. There are no noticeable scratches on the exterior and there is little feeling of use (Oikawa Tetsuji)
Maintenance information: 2026.1.18 continuity confirmed
Accessories: none
Main specifications: 3 inputs/1 output system, or 1 input/3 output systems, continuous passing power 250W (8Ω), W250 x D142 x H64 mm, weight 2.4 kg