CC-15 is a single-ear headset with noise-cancelling microphone for DX Series wireless intercom.
CC-15-X4 is the single-ear, electret, noise-cancelling headset with 4-pin female connector for use with HME PRO850 or Clear-Com's V-Series panels, FreeSpeak II, FreeSpeak/CellCom, RS-700 and HelixNet families.
Single Ear or Double Ear Headset: Single
Open or Enclosed Ear Phone: Enclosed
Earpads Foam or Leatherette: Leatherette
Type of Microphone: Electret