DESC: Wireless SoundStation 2W Voice-Conferencing TelephoneTwice as loud and provides twice the microphone sensitivity as the original SoundStation . Three-microphone base unit with 2.4GHz WDCT digital spread spectrum radio. 150-ft. wireless range. Cell phone dialing via headset cable connection. Three-hour portable console charger. 64-bit encryption for added security. Manufacturer’s one-year warranty.EX Mic PodsFor use with Wireless SoundStation 2W Expandable (PCY220007800001), sold separately. Extends up to 6 ft. on either side of base unit. Increases audio conference participants from 15 up to 25. Manufacturer’s one-year warranty. SOLD AS: 1 PR PCY220007840001, PCY-220007840001, 220007840001