The SnapLock system makes it safe and easy to connect and disconnect the earpiece from the PTT/mic. It's a perfect solution for multi-shift teams that share radios. The key ingredient is the interchangeable earpiece. The SnapLock PTT/mic stays with the radio, while the earpiece is swapped out at shift changes, providing a hygienic solution to employee usage. A high-quality speech tuned microphone provides crystal clear communication while the SnapLock connection to your N-ear earpiece is always ready for fast connection or disconnection. Braided Fiber Cloth Series Earpieces -2 Wire SnapLock System - 1st wire to the earpiece, 2nd wire to the A high-quality speech tuned noise-canceling microphone, and PTT. Noise-cancelling mic. 90 Pound pull-strength for durability Cloth comfort - lays tangle-free Enhanced RF shielded microphone Connectors to support multiple radio models Works with Motorola: APX Series- 8000, 7000, 6000, 4000, 3000, 1000, 900, SRX 2200, NEXT MOTOTRBO Legacy Series- XPR6300/6350/6380, XPR6500/6550/6580 MOTOTRBO Series- XPR7350/7550/7580, XPR7350e/7550e/7580e