Melville-based Comtech Telecommunications Corp. says it has sold a $2.8-million satellite communications system to an unnamed Asian country for use as a national emergency notification system.

"In the unfortunate case of a serious disaster or event, the Asian country will use the instant connectivity of the Comtech EF Data Vipersat-powered network for the transmission of data, voice and video between hubs, remotes . . . and mobile communications vehicles," Comtech said in an announcement on Tuesday.

The sale was made by Comtech's Tempe, Ariz.-based subsidiary, Comtech EF Data Corp. It includes satellite Earth station equipment.

On the latest episode of "Sarra Sounds Off," Gregg Sarra and Tess Ferguson talk about the girls lacrosse season, plus hear the inspirational story of Carle Place's Vincenzo Pisani, plays of the week and more. Credit: Newsday/Thomas A. Ferrara

Sarra Sounds off, Ep. 32: Girls lax, Pisani's inspiration and more On the latest episode of "Sarra Sounds Off," Gregg Sarra and Tess Ferguson talk about the girls lacrosse season, plus hear the inspirational story of Carle Place's Vincenzo Pisani, plays of the week and more.

On the latest episode of "Sarra Sounds Off," Gregg Sarra and Tess Ferguson talk about the girls lacrosse season, plus hear the inspirational story of Carle Place's Vincenzo Pisani, plays of the week and more. Credit: Newsday/Thomas A. Ferrara

Sarra Sounds off, Ep. 32: Girls lax, Pisani's inspiration and more On the latest episode of "Sarra Sounds Off," Gregg Sarra and Tess Ferguson talk about the girls lacrosse season, plus hear the inspirational story of Carle Place's Vincenzo Pisani, plays of the week and more.

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