Fast Erase AC AdapterPSPLFH0142, sold separately Optional Headset Weight4.2 oz. without batteries Includes end-of-tape/no-cassette warning, built-in microphone, LED record indicator, LED battery indicator, external microphone jack, quick record/quick review, easy one-handed control. Includes end-of-tape/no-cassette warning, built-in microphone, LED record indicator, LED battery indicator, external microphone jack, quick record/quick review, easy one-handed control. Recording Functions: Quick Record Telephone Record Activation/Review Functions: Cue amp;amp; Review Quick Review Slide Switch Voice Activation Foot/Hand Controls: Four-Position Slideswitch Microphone: Built-in.