Make your wired microphone wireless. The Sennheiser EW 100 ENG G4 Wireless Camera Lavalier E Band is a premium-grade wireless system providing you powerful and reliable transmission. It is very flexible and has excellent sound quality making it ideal for video sound and field recording. The powerful plug-on SKP 100 transmitter turns every dynamic microphone into a wireless transmitter. If you have a microphone you trust but doesnt have wireless capabilities the SKP 100 changes it to wireless meaning you can use it in a wide range of situations. The professional ME 2 clip-on microphone offers superb speech intelligibility for interviews and more. The transmitter and receiver feature a range of up to 100 meters with up to 8 hours of operation time allowing you to move around freely without losing signal or power.