Optional External Buzzer

The Epson OT-BZ20-634 external buzzer, model C32C890634, is an optional sound accessory for compatible Epson receipt printers. It adds an audible alert to a point-of-sale printer setup.

The buzzer includes volume control, so its sound level can be adjusted for the work area. Epson lists compatibility across printer families including TM-T20II, TM-T20III, TM-T70II, TM-T88V and TM-T88VI, as well as selected TM-m-series models.

This is an external accessory for supported Epson printers; compatibility varies by printer model.