Bluetooth® Multipoint connectivity for simultaneous seamless connection of up to two external Bluetooth-enabled devicesNoise-cancelling IP68 classified speech microphone helps provide communication in noisy and demanding environmentsVoice-operated transmission (VOX) for hands-free operation in high-noise environmentsUse PTL (Push To Listen) to activate ambient listening for enhanced situational awareness when level-dependent function is turned down/offLevel-dependent technology for ambient listening helps improve situational awareness and communicationStainless steel wire headband offers comfortable pressure during prolonged usageFLX2 external connection jack for an additional, simple and reliable cable connection of a non-Bluetooth enabled 2-way radioImproved menu system for easy handlingReduced power consumption increases average use timeVerbal low battery warning to help plan battery charging/changing in between critical operations