The Faital Pro HF109 (8 Ohm) 1-Inch High-Frequency Driver is designed for professional audio and sound reinforcement applications. It has a nominal impedance of 8 Ohm, 60 W AES power handling and 120 W maximum power handling. The driver provides 108 dB sensitivity and a 1÷20 kHz frequency range. It uses a 44 mm voice coil, Ketone Polymer dome diaphragm and annular phase plug design.