Vocera Communications (NYSE: VCRA) is expected to report Q2 earnings on Aug. 5. Here's what Wall Street wants to see:

The 10-second takeaway
 Comparing the upcoming quarter to the prior-year quarter, average analyst estimates predict Vocera Communications's revenues will compress -3.4% and EPS will shrink to a loss.

The average estimate for revenue is $24.0 million. On the bottom line, the average EPS estimate is -$0.04.

Revenue details
 Last quarter, Vocera Communications recorded revenue of $22.4 million. GAAP reported sales were 3.1% lower than the prior-year quarter's $23.1 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures are normalized by S&P Capital IQ and may vary to maintain comparability with normalized estimates.

EPS details
 Last quarter, non-GAAP EPS came in at -$0.07. GAAP EPS were -$0.14 for Q1 compared to -$0.23 per share for the prior-year quarter.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures are normalized by S&P Capital IQ and may vary to maintain comparability with normalized estimates.

Recent performance
 For the preceding quarter, gross margin was 61.2%, 10 basis points better than the prior-year quarter. Operating margin was -15.3%, much worse than the prior-year quarter. Net margin was -15.6%, much worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $104.2 million. The average EPS estimate is $0.03.

Investor sentiment
 The stock has a one-star rating (out of five) at Motley Fool CAPS, with 11 members out of 17 rating the stock outperform, and six members rating it underperform. Among four CAPS All-Star picks (recommendations by the highest-ranked CAPS members), two give Vocera Communications a green thumbs-up, and two give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Vocera Communications is outperform, with an average price target of $29.50.

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