Siyata PTT Announces T-Mobile as First U.S. Wireless Provider to Launch SD7 Ultra 5G Push-to-Talk Handset

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First 5G mission-critical push-to-talk handset in a radio form factor

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Combines rugged design with 5G performance and integrated body-worn camera

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Manufactured in the United States

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MONTREAL — Siyata PTT today announced that T-Mobile will be the first U.S. wireless provider to launch the Siyata SD7 Ultra, a next-generation 5G mission-critical push-to-talk (PTT) handset purpose-built in a rugged radio form factor. Commercial availability is expected in the coming weeks. Powered by T-Priority — T-Mobile’s cutting-edge 5G solution for first responders — the SD7 Ultra operates on a dedicated slice of T-Mobile’s 5G Standalone network, delivering more capacity, faster 5G speeds and the highest priority when it matters most.

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The SD7 Ultra 5G will be showcased at IWCE 2026 (International Wireless Communications Expo), the premier annual event for critical communications professionals serving public safety, utilities, transportation and enterprise sectors. The event takes place in Las Vegas, with exhibit days March 18–19. Attendees can experience the device firsthand in booth #1618.

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“After selling more than 100,000 SD7 4G handsets, we are incredibly excited to launch the SD7 Ultra with T-Mobile leveraging the T-Priority network slice,” said Marc Seelenfreund, CEO of Siyata PTT. “The SD7 Ultra features a new design and delivers the capabilities our customers have been asking for. We are highly confident this will be a fantastic upgrade for thousands of public safety and enterprise customers across the U.S. It is an honor to manufacture in the United States, which unlocks new markets with customers seeking U.S. manufactured products. Siyata is the only North American rugged cellular handset vendor dedicated to the $7 billion push-to-talk market, pioneering a new standard in two-way communication.”

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Designed for public safety, schools, utilities, security, construction, ports, mining and critical infrastructure, the SD7 Ultra merges the reliability of traditional two-way radios with the coverage, scalability and performance of 5G cellular enabling organizations to modernize communications on a national scale.

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SD7 Ultra Key Specifications

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For additional information, please visit https://siyata.net/sd7-ultra/About Siyata PTT Siyata PTT is a B2B global developer and vendor of next-generation Push-To-Talk over Cellular handsets and accessories. Its portfolio of rugged PTT handsets and accessories enables first responders and enterprise workers to instantly communicate over a nationwide cellular network of choice, to increase situational awareness and save lives. Police, fire, and ambulance organizations as well as schools, utilities, security companies, hospitals, waste management companies, resorts and many other organizations use Siyata PTT handsets and accessories today.

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In support of our Push-to-Talk handsets and accessories, Siyata also offers enterprise-grade In- Vehicle solutions enabling our customers to communicate effectively when they are in their vehicles.

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Siyata sells its portfolio through leading North American cellular carriers, and through international cellular carriers and distributors.

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Contacts

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Siyata PTT:

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Glenn Kennedy, VP of International Sales

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