Hama "MIC" Mobile Music Adapter for micro USB 00106627 Features:For connecting loudspeakers or headphones to a mobile phone Due to the microphone which is integrated into the adapter, HiFi headphones can be used as fully functioning headset Call management functions, depending on the telephone model (call answer/end, voice dialling, etc.) For universal use with devices with micro USB interface Specifications:Loudspeaker/headphone connection: 3.5 mm jack Mobile phone connection: micro USB Extendible up to max. 70 cm Colour: Black Connection 1: 3.5 mm Handle-Coupling Model: Mobile Phone Mobile Music Adapter Max. Cable Length: 0.70 m