The Sennheiser EW 300 G4-Base SKM-Sis an easy-to-use rackmount wireless handheld microphone system with professional-level features for enhanced reliability and control. It offers variable RF power, an exceptionally wide tuning range, Ethernet networking for multichannel setups, and an intuitive interface with an OLED display and jog wheel. The system delivers high-quality, reliable audio to presenters, meeting participants, educators, and lecturers working in conference centers, schools, and universities.





The EW 300 G4-Base SKM-S includes a true-diversity, half-rack receiver housed in a rugged, full-metal chassis. The receiver's auto-scan function searches an 88 MHz UHF tuning range with 3520 selectable frequencies available, seeking out a clean, interference-free channel for your audio transmission. The high-contrast OLED display with automatic dimming, along with a convenient jog wheel allow you make quick adjustments, even in low-light situations.





This system also includes an SKM 300 G4-S handheld transmitter with an interchangeable microphone capsule design. It is offered without a capsule so you can choose the one that best fits your application. The handheld transmitter provides up to 8 hours of operation on two AA batteries, with a selectable 10/30/50mW RF power output for overcoming interference in difficult RF environments. The transmission range is up to 330'.





The Ethernet connection on the receiver supports Wireless Systems Manager (WSM) and Sennheiser Control Cockpit software for management, monitoring, and advanced frequency coordination in multichannel setups. Up to 32 wireless mics can operate simultaneously in the same space.





The EW 300 G4-865-S is backward-compatible with all previous evolution systems. You can mix and match G4/G3/G2/G1 receivers or bodypack, handheld, and plug-on transmitters. It is also compatible with EW 100 and EW 500 systems.The Sennheiser MMD 835 is a cardioid capsule. It can be used to capture audio when paired with a receiver and the SKM 100/300/500 G3/G4, SKM 2000/6000/9000, SKM D1/AVX, or SL handheld DW wireless handheld transmitters (sold separately). The capsule is easily installed, includes a metal grille, and replaces faulty or damaged capsules. The interchangeable capsule system allows users to select among capsules with differing sensitivity levels and polarity patterns.