We supply the Sennheiser MME 865 condenser microphone capsule free of charge with Sennheiser G3 & G4 handheld wireless systems. The Sennheiser MME 865 is a microphone module with capacitor technology. With high presence and feedback rejection, The MME 865 is ideally suited for vocals and speech transmission. Compatible with all handheld transmitters from the ew G3, ew G4, D1, AVX, SpeechLine Digital Wireless and 2000 series.