OPTUMUS PRO X7 2-Way Mini Speaker (400-2071) Specifications Faxback Doc. # 16176 Over-All: Frequency Response: ................................ 100 Hz - 20 kHz - 10dB Crossover Type: ............................................... L-C Network Crossover Frequency: .............................................. 2.5 kHz Impedance: ........................................ 6 Ohms @ 400 Hz +/- 15% Power Capacity: ............................................ 50 W Max (IHF) Sensitivity: ............................................... 87 dB +/- 2 dB Speaker Complement: .................. 4-Inch (10cm) High-Compliance Woofer 1-Inch (2.5cm) Extended Range, High-Compliance Tweeter Net Weight: .............................................. 6.4 lbs (2.9 kg) Supplied Accessory: ........................................... Rubber Feet Enclosure: Mat'l. and Thickness: .............. Die Cast Aluminum - 5.16 Inches (4 mm) Dimensions: ........ 7.9 x 5.12 x 5.12 Inches (20.2 x 13.0 x 13.0 cm) (HWD) Grille Mat'l and Color: ..................................... Cloth / Black Finish: .............................................. Sude Dark Gray Paint Woofer: Mat'l. / Type: ............................................... Paper / Cone Suspension: .............................................. Rolled Free Edge Diameter: .................................................. 4 Inch (10 cm) Resonance: .......................................................... 50 Hz Voice Coil Impedance: ..................................... 6 Ohms @ 300 Hz Tweeter: Mat'l. / Type: ................................... Coated Cloth / Soft Dome Diameter: ................................................. 1 Inch (2.5 cm) Voice Coil Impedance: ...................................... 8 Ohms @ 3 kHz Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice. (EB 6/27-96)