Most commercial prosthetic hands lack closed-loop feedback. thus. a lot of research has been focusing on implementing sensory feedback systems to provide the user with sensory information during activities of daily living. This study evaluates the possibilities of using a microphone and electrotactile feedback to identify different textures. https://www.roneverhart.com/WesAudio-ng76-Analog-FET-1176-Style-Compressor-p14718/