SpeechWare TravelMike Industry first TravelMike for Notebooks, Ultrabooks and Tablet PCs. The SpeechMatic USB MultiAdapter with standard 3.5 mm Mic input and output Sound ports, as well as integrated 'Speech Equaliser (EQ)' and 'Amplifier (AGC)' for superior performance with Speech recognition, Voice recording and wideband or 20 kHz High Definition (HD) Voice over IP (VoIP) or Internet telephony The small detachable and interchangeable flexible microphone boom (18 cm or 7") for easier removal, portability and storage The 90 elbow and rigid USB connector, compatible with any Notebook, Ultrabook or Tablet PC. The built-in EQ & AGC, similar to the award-winning TableMikes, delivers very high recognition accuracy from 10 cm up to 50 cm (4" to 20") range, depending upon voice volume and ambient noise, comparable to that of the best headsets. Optimal dictation distance: about 25 cm or 10" under Green LED.