The Sennheiser SKM 100-845 G3 is a step above the rest with its integral sync function. The transmitter automatically adjusts to a corresponding G3 receiver with a simple push of the receivers sync button. The directivity of the mic reproduces the voice clearly while rejecting ambient background noise; which makes the SKM 100-845 G3 an excellent choice where feedback may be an issue. The wireless microphone has a user-friendly menu operation with more control options. Frequency G (Frequency range 566-608 MHz); 42 MHz bandwidth,interference-free reception; Enhanced AF frequency range; Increased range for audio sensitivity; Wireless synchronization via infrared interface from receiver; Illuminated graphic display; Auto-Lock function; HDX compander for crystal-clear sound; Easy-exchangeable microphone modulesAccessories Ken 1 Colored End Caps for SKM Handhelds.