Yamaha PortaSound PSS-130 Electronic Keyboard. No Power Supply

Yamaha PortaSound PSS-130 portable electronic keyboard, manufactured in Japan. The instrument is constructed with a black plastic housing and features a 32-note mini-key keyboard. The control panel is equipped with a sliding power switch, volume and tempo controls, and buttons for eight rhythm styles including Pops, Disco, 16 Beat, Latin, Swing, Slow Rock, March/Polka, and Waltz. It also features eight orchestral voices comprising Clarinet, Oboe, Violin, Xylophone, Piano, Banjo, Harpsichord, and Electric Guitar. Additional functions include melody memory with record and playback options, and a demonstration button. The reverse features molded manufacturer marks, the model name, and a white sticker bearing the serial number 451937. A length of masking tape is adhered above the keyboard, bearing handwritten musical note names in red and purple ink.