Driver Units for Horn Speakers The TU-651M is a highly intelligible driver unit suited to public address announcement applications. Use the driver unit in combination with a suitable horn (optional). Its powder-coated finish and stainless steel screws ensure the unit’s weatherproof capability. High-impedance (70 V / 100 V lines) model Power rating: 50 W Frequency Response: 150 Hz – 6 kHz Input impedance selector on high-impedance models facilitates input impedance matching from the outside IP65 certified weatherproof construction
