Casio SK-5 Sampling Keyboard PCM Synthesizer

via this auction
"Casio SK-5 specifications
Presets
Preset tones/samples: 8 preset keyboard sounds, including
Piano
Vibraphone
Dog
Surf
Trumpet
Pipe organ
Chorus
Flute
Built-in samples: 4 (high conga, low conga, lion, laser gun)
Envelopes
Piano/guitar damped tone (slow decay)
Long release (slower decay)
Reverb (some sustain after decay)
Slow attack (slow initial volume increase)
Tremolo I (fade out with some vibrato)
Tremolo II (slight vibrato)
Auto-rhythms: 10 (rock, disco, 16 beat, march, bossa nova, samba, slow rock, waltz)
Demonstration tunes
Picnic
Turkish March
Clair de Lune
Eine kleine Nachtmusik
Surprise symphony
Jingle Bells
American patrol

Sampling and playback
Sampling rate: 8-bit, 9.38 kHz
Tuning control: ±30 cents
Built-in speaker: 8 cm diamter / 1 watt output
Inputs: microphone jack (1/4th inch), line-in minijack (1/8th inch)
Outputs: audio-out minijack (1/8th inch)
Power
Auto power off time: 7 minutes since last operation
Power: 5 AA batteries or 7.5 volt negative tip polarity AC adapter
Power consumption: 1.8 watts"