DTS Inc. announced on Tuesday that it is entering into an alliance with LG Electronics Inc. to supply its audio technology for the Korean company’s home-entertainment products. The Calabasas company will incorporate its high-definition decoder into televisions, audio-video receivers and digital-media players made by LG. The DTS-HD decoder was designed to play the audio of streaming content and is compatible with older formats such as DVD and Blu-ray. “This strategic alliance demonstrates LG’s commitment to incorporating the industry’s most advanced entertainment solutions, allowing them to provide their customers with products that deliver incredible entertainment values,” said Brian Towne, president of Asia Pacific and executive vice president, DTS. LG Electronics, a unit of Seoul-based LG Corp., is the world’s second-largest maker of LCD, or liquid-crystal-display, televisions. The company also makes smart phones, tablet computers and developed a smart watch with Google Inc. Shares of DTS closed down 23 cents, or less than 1 percent, to $25.86 on the Nasdaq.