"...This bridge is just one component of our ghost modular pickup system.
Acousti-Phonic Modular Pre-amp
for studio-quality acoustic sound from your electric guitar
Hexpander MIDI Interface
adds MIDI capability to almost any guitar or bass. Interface your guitar with pitch-to-MIDI converters by Roland and Axon."
https://www.graphtech.com/products.html?CategoryID=2
т. 050 915 42 31