Voice activated for convenient hands free recording Twin speed to double record time Socket for tie clip microphone Earphone socket for confidential review Cue & review editing function Compatible with audio cassettes & systems 2 year warranty This voice recorder uses standard cassette tapes to offer high quality simple voice recording. It is voice activated which means it will switch on when speech is detected & onto standby when the talking stops saving battery power. It features a socket for the attachment of a tie clip microphone & an earphone socket for confidential reviewing of what you have recorded. This new updated model also features a half speed mode that increases the recording time available on a cassette. Complete with 2 year warranty for further peace of mind