G405 株式会社ナスペック
NASPEC CORPORATION
Berkeley Audio Design (USA) Cambridge Audio (UK) darTZeel (Switzerland)
Joseph Audio (USA) the J-1 Project (Japan) MORDAUNT-SHORT (UK)
North Star Design (Italy) Playback Designs (USA) PRIMARE (Sweden)
Pro-Ject Audio (Austria) WireWorld (USA)

Joseph Audio，MORDAUNT-SHORT兩品牌喇叭輪流播放



darTZeel NHB-458