Unfortunately, the 6700 series is not listed in the manufacturer's compatibility list, so we cannot guarantee functionality.

Have you checked the manual? https://static.digitecgalaxus.ch/Files/7/1/8/8/3/2/7/epson373030eu.pdf Otherewise use this: Epson ELPGS03 3D-Brille (Shutter-System)

Unfortunately, we cannot guarantee compatibility. This is the model that is: https://www.digitec.ch/fr/s1/product/epson-elpgs03-lunettes-3d-lunettes-a-obturation-noir-lunettes-3d-373410.

https://static.digitecgalaxus.ch/Files/9/6/3/1/8/6/brochure_active-3d-glasses.pdf