Rugged all-in-one wireless system for singers and presenters. Engineered for professional live sound. State-of-the-art live sound featuring Sennheiser‘s renowned e945 capsule on a lightweight aluminium transmitter with integrated mute switch. True diversity half-rack receiver in a full-metal housing with intuitive LCD display for full control. Easy and flexible wireless synchronization between transmitter and receiver via infrared. Fast frequency allocation for up to 12 receivers via new linking functionality. Up to 20 compatible channels. Transmission Range: up to 100 meters. High RF output power (up to 30 mW) depending on country regulations. Package includes: EM 100 G4 true diversity receiver, SKM 100 G4-S handheld transmitter, MMD 945-1 microphone head, GA 3 rackmount set, MZQ 1 microphone clamp, power supply, 2 AA batteries, 2 rod antennas, RJ 10 cable, manual. Dimensions: 190 x 212 x 43 mm. Weight: 980 g. Frequency: 516 - 558 MHz