A good champagne tasting at home is less about special equipment than a few...
https://elizabethsinsightfulperspectives.tearosediner.net/what-should-i-check-on-a-champagne-bottle-before-buying
A good champagne tasting at home is less about special equipment than a few thoughtful choices. Chill bottles to 8 to 10°C, use tulip-shaped glasses, and pour small tastes in a sensible order