Philips Pocket Memo 381 Slide Switch Mini Cassette Dictation Recorder Pocket Memo 381 Slide Switch Mini Cassette Dictation Recorder Voice Activation Earphone Jack Fast Erase Telephone Recording AC Adapter—PSPLFH0142, sold separately Optional Headset Cassette Included—One, 30-minute Batteries Required—2 AA, Included Size—2-1/2w x 4-1/2d x 1h Weight—4.2 oz. (without batteries) Extras—Wrist strap Model 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 for frequent use and manufacturer’s one-year warranty.