iSave Authorized seller of Polycom Item # 2200-07840-001 The Polycom SoundStation 2W Ex Mic Pods 2200-07840-001 will let you expand your SoundStation 2W EX's sound coverage. Add these 2 extension microphones to your SoundStation2W EX wireless conference phone to ensure superior sound quality during your conference. You'll increase your audio range, especially helpful for larger conference rooms, so all participants sound crisp and clear. This system extends up to 6 feet on either side of the base unit and increases participants from 15 to 25. Wireless Soundstation 2W EX Mic Pods Features Extension Microphone Set Extend Up To 6' Increases Participants From 15 To 25 Includes 2 EX Microphones 2 Six Foot Cables Compatible w/ SoundStation 2W EX 2200-07800-001 2200-07800-160