DB Drive X-W12D4 : X-Series 12 in. Dual 4-Ohm Subwoofer Tweeters the Alpine receiver also supports

the Alpine receiver also supports Apple's AAC codec and Sony's LDAC

and a monoblock Class D internal circuitry

000 radio stations are broadcasting their primary signals in digital HD Radio technology

Alpine crafted their HDZ-65 6-1/2" Status Hi-Res 2-way car speakers for listeners in search of excellent audio quality in the car

and built-in FM transmitter

DB Drive X-W12D4 : X-Series 12 in. Dual 4-Ohm Subwoofer Tweeters the Alpine receiver also supportsThe DB DRIVE X W12D4 subwoofers deliver deep, precise bass, perfect for upgrading your factory system or any custom design. Key Features: Power Handling: 600W dynamic, 300W nominal for robust, consistent performance. Dual 4 Ohm Voice Coils: Flexible wiring options for custom setups. Poly Cotton Spiders: Enhanced cone control for smooth bass response. Durable Dust Cap: reinforced for long lasting reliability. Optimized Magnetic Geometry: Superior