Stagg SSP10SP25 Speaker cable, SPK/jack, 10 m (33") Type_Compact The built-in speaker can also

The built-in speaker can also be captured using a suitable microphone

5 inches (45

This is quite a creative way of fixing the solution but why go to such lengths when you can easily get an adjustable piano bench like Roland RPB-220PE

Original Marshall packaging

This 37 key portable combo organ has built in effects such as distortion and reverb

Stagg SSP10SP25 Speaker cable, SPK/jack, 10 m (33") Type_Compact The built-in speaker can alsoType: Speaker cable Connectors: SPK jack Core thickness: 2 x 2. 5 mm2 Diameter: 8 mm (0. 3") Legal aspect: Compliant with the RoHS directive American Wire Gauge: 14 Colour: Black with a blue base Length: 10 metres (33 feet)