SS Audio diaphragm for JBL 2412H, 2412H-1,horn driver, JRX Series, and many more. Premium SS Audio 2 Pack replacement plastic speaker diaphragms for JBL 2412H horn driver. Specs: Voice coil: 1" (25mm), Diameter: 2-5/8" (68mm), Length: 3-1/2" (89mm), Impedance: 8 ohm, DCR: 4.3 ohm SUPERIOR quality, LARGEST selection, and the BEST prices! FREE technical support. FAST & FREE shipping to any USA address. To get the BEST quality repair parts, be sure to buy ONLY from SS Audio and Simply Speakers. Thank you!