Features: Built-in stereo microphone and speaker, voice-operated recording, track mark button on remote, 1.6x speed playback capability, 40 second anti-shock protection. VOR (voice activated recording) function. "Clear-voice" speech playback enhancement function to ``emphasize the left-right orientation of individual voices, making them easier to distinguish and hear'' (only works on stereo recordings). No End-Search: unit is the first Sony portable since the MZ-1 to be entirely free of manual end-search -- new recordings are always appended to the end of the disc. No manual recording level control, recording levels are always set automatically. Selectable (HIGH/LOW) microphone sensitivity control. Record-start function available on remote.

Reviews:

• Dan Robinson's comments on the unit, including a response from Sony.

Links:

• Sony's Broadcast and Professional website has information on the MZ-B50.
• Sony has a German page for the MZ-B50.
• The MZ-B50 is mentioned in this Sony advertisement.
• A Japanese electronics page describes the MZ-B50 (English machine translation).

Specs: 5mW+5mW headphone output.

User Manual: MZ-B50

Service Manual: MZ-B50