Sunny Cable Technology speakers H3W15S (Special Edition)

Sunny Cable Technology H3W15S (Special Edition) loudspeaker is almost as authoritative as Their flagship model H3W18. In addition, it has the unique capability to operate with any combination of passive internal and active external crossovers for the high, mid and low frequencies. Based on the same Time‐ Accurate cable design principle, this loudspeaker uses only the fastest, most accurate and technically advanced drivers of the highest quality. Like the H3W18, this special edition loudspeaker was designed with complete integration of all drivers, capable of reproducing recorded material with unprecedented accuracy, realism and dynamics.
Description: 3‐Way system with bass reflex woofer and horn‐loaded mid and high frequency drivers. Could be used with any combination of passive internal and active external crossovers.
Frequency Response: 25 to 100,000 Hz 
Sensitivity: 95 dB
Power Handling: 450 w program
Impedance: 8 ohm
Mid‐Range Horn: 16.5” (42 cm) and weighing 77 lbs (35 Kg)
Mid‐Range Driver: Original design with innovative material. Compression driver with 4” voice coil, 101.6 mm diaphragm, neodymium magnet, 2” exit
High Freq. Driver: Horn supertweeter, magnesium diaphragm, alnico magnet.
Woofer: 15” bass reflex design. 4” voice coil. 450 watts power handling capability.
Crossover: Special design using the best commercially available components known for their fast speed and long term reliability. Unique design to balance the speed among drivers. Fully shielded and grounded.
Adjustments: Supertweeter: 4 dB levels in 8 steps. Mid‐Range: 3 dB levels in 6 steps. Internal Wiring: Patent pending Time‐Accurate cable design. Fully shielded and grounded. Binding Posts: 9 total including one for grounding and two for direct woofer input. Tri‐wire and tri‐amp connections possible. Unique design using the posts as clips only and not for conducting. 
Conductors are brought to the outside for direct contact with speaker wire terminals. Binding posts are extra large, widely spaced for ease of connecting; and gold plated for beauty and durability.
Cabinet: Highest quality MDF with thickness ranging from 1” to 3”. 3‐piece modular design: mid and high frequency units secured together as one, woofer unit and base plate as the other two.
Finish: Black piano finish on all six sides.
Dimensions: Overall 70” H x 22.5” W x 26” D. (177 cm H x 57 cm W x 66 cm D) 
Weight: Approx. 550 lbs (250 Kg).