This model features 2.4 GHz wireless technology, 64 bit voice encryption and up to 24 hours of talk time or up to 160 hours standby. The SoundStation 2W Ex delivers up to 150 feet of freedom from the transmitter base and allows you to add 2 extension microphones, which deliver exceptional sound quality, increased audio range and commanding performance. SoundStation 2W EX Features: Two External Mic Ports, 2.4GHz WDCT DSS Radio, Up To 150' Wireless Range, 50 Increase in Mic Sensitivity, Full Duplex Operation Simultaneous, Natural & Clear Conversation, Three Cardioid Mics 360 Degree Mic Coverage, Secure Conferencing 64Bit Voice Encryption, Dynamic Noise Reduction (DNR), Cell Phone Dialing Via Headset Cable Connection, Aux Out Activated From Console, Automatic Gain Control (AGC), Requires Analog Telephone Line External Mic Pods Not Included"
