Can Sail's equipment interfere with E911 radio hardware? George Ginis March 08, 2019 22:40 Updated Follow No. We only operate within FCC-approved bands that cause no interference to E911 systems. Related articles Given that service is over the air, what kind of security is used to prevent man-in-the-middle and other attacks? Routers and Mesh Networks How does Electromagnetic (EM) Radiation from Sail Internet equipment compare with that from other electronic devices? How does Sail Internet compare to Comcast/Xfinity and AT&T? Comments 0 comments Article is closed for comments.