Eye and Hearing Protection Threat 4 Gen II In-ear Digital Radio Headset Threat 4 - 62000 Series Headstet Sound Approach (x-62000 headset) Threat4’s Submersible Temple Transducer Headset (x-65000 headset) Threat4 Introduces NTOA-Approved Audio Accessory for Snipers (x-63800 PTTs)