The woofer surround with High Amplitude Multi-Roll (HAMR) technology enhances low frequencies, allowing maximum cone movement. A 2cm (3/4") dome tweeter delivers all the high-frequency details missing from your factory speakers. All S-Series speakers feature a wide range of vehicle applications and include several adapters and spacers. Using inline crossovers, these speakers can be installed quickly and easily even at home.

The New S-Series Speakers 2023 are ideal for music enthusiasts, offering excellent sound quality, enthusiastic bass, and Hi-Res Audio playback at an affordable price. The S-Series speakers are available in 9 different combinations.

Hi-Res Audio Certified: Based on “trickle-down” technology, inspired design, and performance from the Ultra-High-Resolution AlpineF#1Status system, the next-generation S-Series speakers are Hi-Res Audio Certified and can reproduce up to 40kHz frequency response, providing a more accurate and natural sound experience.

Clean, Accurate Sound: Constructed with a unique composite of Poly Propylene, Glass-Fiber, and Mica Cone materials, the S2-S40C is designed for lightweight construction, high efficiency, and low distortion, offering a clean and accurate sound experience.

Easy Installation: Designed for versatility, these speakers offer simple OEM application and easy installation. With inline crossovers, you can achieve optimal sound separation and precise tuning. The adjustable tweeters feature a removable housing for placement in small OEM locations.

Designed for S-Series Amplifiers and Subwoofers: The S-Series speakers are designed to perfectly match Alpine's S-Series amplifiers and subwoofers for a perfectly built system.

• General Features
• Woofer Size: 10cm (4”)
• 2cm (¾“) Tweeters with swivel housing
• Hi-Res Audio Certified (up to 40kHz)
• Cone Material: Poly Propylene, Glass Fiber, and Mica
• Lightweight Design with High Efficiency and Low Distortion
• High-Amplitude Multi-Roll (HAMR) Surround

• Specifications
• Maximum Power Handling: 140 Watts
• RMS Power Handling: 45 Watts
• Woofer Cutout Diameter (flush-mount): 93.6 mm
• Mounting Depth: 43.0 mm
• Mounting Height: 6.6 mm
• Magnet: 75.0 mm
• Tweeter Cutout Diameter (flush-mount): 51 mm
• Mounting Depth: 17.6 mm
• Mounting Height: 7.6 mm
• Overall Frequency Range: 100 Hz - 40 kHz (Hi-Res Audio Certified)
• Impedance: 4 Ohms
• Sensitivity: 85 dB/W