Sonos (SONO) came out with a quarterly loss of $0.18 per share versus the Zacks Consensus Estimate of a loss of $0.22. This compares to loss of $0.07 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 18.18%. A quarter ago, it was expected that this maker of wireless speakers and home sound systems would post earnings of $0.19 per share when it actually produced earnings of $0.23, delivering a surprise of 21.05%.Over the last fou ...