[. . . ] To get the best performance from your enclosure, we strongly recommend that installation be entrusted to a qualified professional. Although these instructions explain how to install your product in a general sense, they do not show specific installation methods that may be required for your particular vehicle. [. . . ] Although these instructions explain how to install your product in a general sense, they do not show specific installation methods that may be required for your particular vehicle. If you do not have the necessary tools or experience, do not attempt the installation yourself. Instead, please ask your authorized JBL car audio dealer about professional installation. In order that we may better serve you should you require warranty service, please retain your original sales receipt and serial number. WARNING: Playing loud music in an automobile can permanently damage your hearing as well as hinder your ability to hear traffic. JBL accepts no liability for hearing loss, bodily injury or property damage resulting from use or misuse of this product. INSTALLATION TIPS · Always wear protective eyewear when using tools. Please observe the following installation tips: Use at least 0. 5mm2 speaker wire for speaker-level input connections. HEAD UNIT L Figure 1. R Remote Turn-On Speaker Out AMP BATTERY 3 CS SUB ENC OM 05 1/17/06 2:52 PM Page 4 SPECIFICATIONS CS1204B Type Woofer Power Handling, RMS Power Handling, Peak Sensitivity (2. 83V/1m) Frequency Response Impedance Dimensions Sealed Enclosure 300mm (12") 250W 1000W 90dB 40Hz ­ 300Hz 4 Ohms 408mm x 380mm x 368mm (L x D x H) S2MR Bass-Reflex 300mm (12") 250W 1000W 90dB 35Hz ­ 200Hz 4 Ohms 346mm x 660mm (Diam. x Length) GENERAL CARE The loudspeaker grilles may be cleaned with a damp cloth. Do not use any cleaners or solvents on the grilles or the speaker cones. Features, specifications and appearance are subject to change without notice. This product is designed for mobile applications and is not intended for connection to the mains. JBL Consumer Products 2 route de Tours, 72500 Château du Loir, France www. jbl. com © 2006 Harman International Industries, Incorporated. [. . . ] Features, specifications and appearance are subject to change without notice. This product is designed for mobile applications and is not intended for connection to the mains. JBL Consumer Products 2 route de Tours, 72500 Château du Loir, France www. jbl. com © 2006 Harman International Industries, Incorporated. [. . . ]