Check the listing for details. (2) TIMPANO TPT-DH175 SLIM 300W 8 OHM 1" EXIT PHENOLIC DIAPHRAGM DRIVER + HORN. Condition: New. Listed at 39.90 USD. TPT-DH175 SLIM 1″ Exit Phenolic Diaphragm Driver + Plastic Slim Horn INCLUDES: 2 TPT-DH175 SLIM 1″ Exit Phenolic Diaphragm Driver + Plastic Slim Horn General Description: The Timpano TPT-DH175 SLIM is a 1″ phenolic dome compression driver specially designed to offer a smooth extended frequency response over a broadband, from mids to highs, with very high efficiency. Ideal for compact two- and three way systems. The 4.5″ x 4.5″ horn produces a controlled 60° x 60° dispersion pattern to reduce unwanted reflections while still delivering room filling sound. With a common footprint, this is an excellent tweeter for use as a replacement. | SLIM DESIGN | High Frequency Driver + 4×4″ Slim Horn Mounting Depth: 3.60″ (91.5 mm) Mounting Cutout Diameter: 3.38″ (86 mm) + Terminal Overall size: 4.50″ Wide x 4.50″ Length x 4.17″ Height Technical Details GENERAL SPECIFICATIONS High Frequency Driver + 4×4″ Slim Horn 150 Watts Continuous Power 75 Watts RMS Power Impedance: 8 Ohms Sensitivity: 108 dB Frequency Response: 1.3 KHz – 19 KHz 1″ Voice Coil Phenolic Diaphragm Ferrite Driver Mounting Depth: 3.60″ (91.5 mm) Weight: 1.15 Lbs