Home entertainment audio technology developer DTS Inc. beat analyst estimates on revenue for the first quarter but fell short on earnings per share. The Calabasas-based company reported a net loss of $1.5 million (8 cents a share) for the quarter ending March 31, compared with net income of $4 million (24 cents) in the same period a year earlier. Revenue rose 21.5 percent to $32.7 million. Analyst estimates put revenue at $29.86 million and earnings per share at 14 cents, according to Thomson Financial Network. The company said its revenue growth was due to demand for the company’s network-connected home systems. Shares closed down 25 cents, or 1.47 percent to $16.75 on the Nasdaq.