1.The ZCOMTACT IV also features the same ambient listening capabilities as the ZCOMTAC ACH;
external sound is amplified for situational awareness
2.The user will wear small ear plugs that integrate communications,and hearing protection
3.Fully supports face-to-face communication and Close Quarter Battle (CQB)
4.Applicable to ZTACTICAL series PTT
5.Use of 2X AA Batteries with Water- Proof Battery Cap