The Poly CA22CD cordless PTT (Push-To-Talk) headset adapter provides wireless communications and PTT functionality for public safety dispatch, air traffic control, radio dispatch operations, and training simulation.• PTT (Push-To-Talk) switch with selectable locking or momentary operation

• Up to 3X less latency PTT (Push-To-Talk) than other models
• Spare battery pack for 24/7 operation
• Extended talk time for up to 10 hours

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