Incredible broadcast quality sound. The Sennheiser EW 122P G4 Wireless Camera Lavalier Set with ME 4 GB Band is ideal for all types of video sound and field recording applications. The EW 122P G4 is a broadcast quality sound solution providing you with an all-in-one wireless microphone system that delivers high-quality sound simple mounting and ease of use. With a range of up to 100 meters and up to 8 hours battery time the set provides you with wireless freedom perfect for daily on-location use. The set includes a ME 4 clip-on mic with an omnidirectional polar pattern ideal for all your outside recording.