Collection of 3 no longer available mini keyboards - from 1980, 1990 and 2000 Including 1 adapter + including all original packaging. Keyboard 1: Data-O-Tone 810 - ‘4 Function Electronic Organ’ (ca 1980) 25 keys (F-F) Vibrato Connections: mini jack rear Technical condition: functioning unknown: the keyboard does not work on batteries, might work if you connect a fitting adapter. Optical condition: Good, including box Keyboard 2: Superb Sound EK-210 (1990) 37 keys (C-C) 8 sounds 8 rhythms 4 Custom drum pads Effects: Stereo, Vibrato Connections: 9-12vdc adapter Technical condition: Excellent. Optical condition: Excellent. Adapter included. Keyboard 3: Clifton SLM-37 (2000) Compact Liightweight Keyboard 37 keys (C-C) 100 sounds 100 rhythms 10 demo songs (incl lesson function) Including: batteries (4xaa) Technical condition: Excellent. Optical condition: Excellent, as new in original box with manual (in many languages) No minimum price - Carefully packed - shipping insurance - low shipping