2024 New FCS FMA AMP Headset Full Digital Dual DPS Tactical Communication Noise Reduction Dual-Channel V20/V60 PTT Accessory. Tips: For the Wendy rail helmet, an additional part is needed, a Wendy Connector for the AMP headset. Comfort: Lightweight and breathable, adjustable headband fit for all-day wearing comfort. Clear audio: Multi-directional noise reduction and acoustic shock protection circuit to protect your hearing. Shiny finish: High-quality tpu material is used to make the headset more durable and wear-resistant. It can be used for a long time. Multi-mode switching: Indoor / Outdoor mode, Listening mode and Language mode switch. SEO shooting environment hearing protection technology. Hearing protection; 26DB reduces noise. Compatible with all kinds of tactical helmet as long as it’s has side rail. Head beam adjustment system to offer compatibility on helmet. Custom KN6 Pin interface. Ergonomic ear cushions provide comfort. NRR value: NRR 20dB, H:27dB M:20dB, L:16dB. Compatible with (U-174) wiring push-to-talk radio adapter, eg: PRC-148/152, FCS-148 U94, PELTOR. PTT interface: U-174 / U socket + 6 pin plug. PTT Compatible PRC-148/152, FCS-148, U94, PELTOR, US military original communication models. Helmet and PRC 148 radio is not include.