"KVINTET" is a portable polyphonic instrument produced by Katchkanar radio equipment factory "Formanta", which is the manufacturer of such well-known makes of synthesizers as Polivoks, Formanta, Manual, Maestro etc. It bears the same logo on the package and retains some of its most impressive capabilities. • KVINTET has a great, fat and warm analogue sound like Juno type sounds. • It has an awesome analog chorus, vibrato function. Filter for brass section. • It is fully polyphonic with the same keyboard and accessories as on Polivoks ! Specifications: — 5 Octave Keyboard — Controls on the front panel: Volume control, Sustain, Brass filter, Vibrato frequency, Vibrato depth, Detune — Section of effects (ON): brass, organ, piano, clavesin, chorus, vibrato delay — Voltage 220/240 V, 50 Hz You'll need step-up transformer if you live in a country with 110V mains voltage. The unit is in used condition cosmetically and shows some signs of wear (please refer to the photos exact cosmetic condition), and in excellent working condition functionally. • Connection on the rear panel : on/off switch, OUTPUT DIN 5, power wire connection (220/240V), fuse (0,5A) ." MADE IN USSR Because it's old thing - sold as is, no return or refund. Thanks for watching! Goodluck ;)