![Amazon.com: HQRP AC Adapter/Power Supply for Casio CTK-401 / CTK401 / CTK- 411 / CTK411 Keyboards Replacement [UL Listed] Plus HQRP Euro Plug Adapter : Musical Instruments Amazon.com: HQRP AC Adapter/Power Supply for Casio CTK-401 / CTK401 / CTK- 411 / CTK411 Keyboards Replacement [UL Listed] Plus HQRP Euro Plug Adapter : Musical Instruments](https://m.media-amazon.com/images/I/61YMc6PyjpL.jpg)
Amazon.com: HQRP AC Adapter/Power Supply for Casio CTK-401 / CTK401 / CTK- 411 / CTK411 Keyboards Replacement [UL Listed] Plus HQRP Euro Plug Adapter : Musical Instruments
![Vintage Casio CTK-411 Keyboard Synth, Works but Has Quirks So Sold As Is! Great For Circuit Bending! | Reverb Vintage Casio CTK-411 Keyboard Synth, Works but Has Quirks So Sold As Is! Great For Circuit Bending! | Reverb](https://images.reverb.com/image/upload/s--vZxSQT4o--/a_exif,c_limit,e_unsharp_mask:80,f_auto,fl_progressive,g_south,h_620,q_90,w_620/v1490076361/eqzqds2bxervblaxpit1.jpg)
Vintage Casio CTK-411 Keyboard Synth, Works but Has Quirks So Sold As Is! Great For Circuit Bending! | Reverb
![Amazon.com: 9V AC/DC Adapter Charger Cord for Casio CTK-411 CTK 411 Keyboard Replacement Power Supply Adaptor : Musical Instruments Amazon.com: 9V AC/DC Adapter Charger Cord for Casio CTK-411 CTK 411 Keyboard Replacement Power Supply Adaptor : Musical Instruments](https://m.media-amazon.com/images/I/81QbaQiCltL.jpg)
Amazon.com: 9V AC/DC Adapter Charger Cord for Casio CTK-411 CTK 411 Keyboard Replacement Power Supply Adaptor : Musical Instruments
![Vintage Casio CTK-411 Keyboard Synth, Works but Has Quirks So Sold As Is! Great For Circuit Bending! | Reverb Vintage Casio CTK-411 Keyboard Synth, Works but Has Quirks So Sold As Is! Great For Circuit Bending! | Reverb](https://images.reverb.com/image/upload/s--L_nksMa---/a_exif,c_limit,e_unsharp_mask:80,f_auto,fl_progressive,g_south,h_620,q_90,w_620/v1490076328/zixfhzwgnyvf6pqc4pqk.jpg)
Vintage Casio CTK-411 Keyboard Synth, Works but Has Quirks So Sold As Is! Great For Circuit Bending! | Reverb
![Amazon.com: UpBright New 9V AC/DC Adapter Compatible with Casio CTK-560L CTK-491 CTK-551 CTK-648 CTK-671 CTK-620L CTK-651 CTK-451 CTK-647 CTK-130 CTK-411 CTK-330 CTK-401 Keyboard Piano 9VDC 9.0V Power Supply Cord : Musical Instruments Amazon.com: UpBright New 9V AC/DC Adapter Compatible with Casio CTK-560L CTK-491 CTK-551 CTK-648 CTK-671 CTK-620L CTK-651 CTK-451 CTK-647 CTK-130 CTK-411 CTK-330 CTK-401 Keyboard Piano 9VDC 9.0V Power Supply Cord : Musical Instruments](https://m.media-amazon.com/images/I/613IOgSsW3L.jpg)