Ganymede MEMS Speakers can be retrofitted into standard enclosures
https://www.electronics-lab.com/ganymede-mems-speakers-can-retrofitted-standard-enclosures/
USound GmbH’s Ganymede Achelous and Adap MEMS speakers with their compact size of 4.7 mm x 6.7 mm x 1.6 mm are ideal for in-ear headphone designs and wearables such as true-wireless headsets. The perfect addition to traditional speakers, they can be easily retrofitted into standard enclosures to improve treble or implement 3D audio systems. […]