niceeshop(TM) Gold Plated 6.3mm (1/4") Male Stereo Plug to 3.5mm (1/8") Female Stereo Jack Headphone Adaptor Converter Material:Metal; Type:male to female; Size:2.3x0.7cm/0.9x0.28inches Allow you to use your 3.5mm headphones or microphone on a device that only has 6.3mm sockets Gold plated connections for better sound quality and less signal loss Use standard 3.5mm size jack device on 6.3mm connection socket