Sony MZ-R91 MiniDisc Recorder

Sony MZ-R91 MiniDisc RecorderSony MZ R91 MiniDisc player recorder (blue). Quantity 1. Used. ** No other items or accessories are included in the sale ** Summary: A fully functional device with very minor callouts regarding the appearance. Product Condition (Appearance): Display Panel No noticeable scratches. Front Face A few tiny marks. Sides A few tiny marks. Very slight discolouration on the battery cover. Rear Face A few tiny marks. A very shallow dent. All external facing

Sony MZ-R91 MiniDisc player/recorder (blue). Quantity 1. Used.
** No other items or accessories are included in the sale **

Summary:
A fully functional device with very minor callouts regarding the appearance.

Product Condition (Appearance):
Display Panel - No noticeable scratches.
Front Face - A few tiny marks.
Sides - A few tiny marks. Very slight discolouration on the battery cover.
Rear Face - A few tiny marks. A very shallow dent.
All external facing screws present and tightened.

Product Condition (Functionality):
The device is fully functional, both as a player and recorder. 
See test results and photographs for detail.

Player / Recorder Unit:
Sony MZ-R91 (blue)

Power Via Rechargeable Gum Battery - OK
Power Via External Battery Case - OK
Power Via AC Adapter - OK

Audio Playback - OK
Audio Output - OK

Recording Via External Microphone (Analogue) - OK
Recording Via LINE IN (Analogue) - OK
Recording Via Optical Cable (Digital) - OK

Stop / Charge - OK
Play - OK
Pause - OK
Record - OK
Previous Track - OK
Next Track - OK
End Search - OK
Volume Down - OK
Volume Up - OK
Menu / Enter (Jog Dial) - OK
Hold - OK
Synchro Rec - OK
Track Mark - OK

Disk Insert - OK
Disk Eject - OK

Device Setting Details:
AVLS set to OFF
MEGA BASS set to 0
AUDIO OUT set to Headphone

Product Information:
The Sony MZ-R91 was released in October 1999, just eleven days after the MZ-R90. It has both playback and recording functionality. 
It has an aluminium body (the MZ-R90 has a magnesium body).
At the time of release it was claimed to deliver the world's longest continuous playback / recording performance for a portable MD device. When used with both a gumstick battery and AA/LR6 dry cell battery, it was said to be capable of approximately 29 hours of continuous playback or 14.5 hours of continuous recording.
It does not have MDLP functionality. 
It weighs 110 grams without a battery or disc installed. 
It has a 3.5 mm headphone jack for audio output.

Hopefully this information is clear and covers everything you need, but don't hesitate to reach out if you have any questions.