The Hertz DCX 570.3 features a neodymium magnet, PEI dome tweeter, built-in crossover, TPU (Thermoplastic polyurethane) surround and a copper mobile voice coil wound on conex former. An extremely light, yet stiff structure ensures linear frequency response and a high sensitivity level. 

Technical Specs

• Component - Two way coaxial
• Size mm (in.) - (5 x 7)
• Power Handling - 60W Continuous
• Power Handling - 120W Peak
• Impedance - 4 Ohm
• Depth mm (in.) - 66 (2.6)
• Woofer Voice Coil Ø mm (in.) - 25 (1.0)
• Frequency Response - 60Hz ÷ 21Khz
• Woofer Magnet size D x d x h mm (in.) - 80 x 40 x 15 (3.1 x 1.6 x 0.6)
• Weight of one speaker kg (lb.) - 0,76 (1.67)
• Woofer Magnet - High density flux ferrite
• Tweeter Magnet - Neodymium
• Cone - Water-repellent pressed paper
• Dome - PEI

Electro-acoustic Specs

• D mm - 136
• Re Ohm - 3,3
• Fs Hz - 81
• Vas I - 10,7
• Mms g - 10,8
• Cms mm/N - 0,36
• BL T*m  4,3
• Qts - 0,82
• Qes - 1,00
• Qms - 4,56
• Spl dB - 93