Alpine S2‑S50 S-Series 5" (13cm) 2-Way Coaxial Car Speakers | 170W

The Alpine S2‑S50 5″ coaxial car speakers are designed for drivers who want a significant upgrade in sound quality without complicated installation. Built with a lightweight cone made from polypropylene, glass fiber and mica, and featuring Alpine’s High‑Amplitude Multi‑Roll (HAMR) surround technology, these speakers produce strong and controlled mid‑bass performance while maintaining low distortion across the audio spectrum. Hi‑Res Audio certification allows the S2‑S50 to reproduce extended high‑frequency content up to 40 kHz, resulting in clearer and more natural treble reproduction.

Integrated dome tweeters help deliver crisp high frequencies and improved sound staging compared with standard factory speakers. The coaxial design simplifies installation, making the S2‑S50 suitable for direct OEM replacement in many vehicles or as part of a broader aftermarket car audio upgrade. With efficient power handling and sensitivity, these speakers pair well with both factory head units and aftermarket systems, giving everyday drivers and audio enthusiasts improved clarity, detail and balanced sound performance.

Whether you’re replacing worn‑out original speakers or enhancing a stock audio system, the Alpine S2‑S50 provides a dependable, high‑quality solution that enhances music enjoyment on the road.

S2‑S50 Key Features

The New 2023 S-Series Speaker Line

The S-Series sound system line truly is the Music Lover’s Starter Pack, bringing amazing sound quality, exciting bass and even Hi-Res Audio playback into the customer’s vehicle at a very affordable price point. The S-Series speakers are available in 9 different configurations.

Hi-Res Audio Certified

Using “trickle-down” technology, inspired design, and performance cues from the Ultra-High-Resolution AlpineF#1Status system, the Next-Generation Alpine S-Series Speakers are now Hi-Res Audio Certified and able to reproduce up to 40kHz frequency response. This new benchmark in sound quality elevates the Next-Gen S-Series Speakers resulting in a more accurate and natural sound at an entry-level price point.

Clean, Accurate Audio

Crafted with a unique combination of Poly Propylene, Glass-Fiber, and Mica Cone materials, the S2-S50 is designed for lightweight construction, high output, and low distortion, giving you a clean and accurate audio experience.

HAMR Surround

Alpine-exclusive High Amplitude Multi-Roll (HAMR) surround technology is integrated into the speaker design which allows for maximum cone movement, delivering powerful and accurate bass notes.

Protect Your Speakers

The S-Series S2-S50 is compatible with the KTE-S50G Speaker Grille (sold separately). This sleek and stylish grill will not only add a visual upgrade to your speakers but also provide protection against any damage.

Made for S-Series Amps & Subs

The S-Series speakers are designed to perfectly match the Alpine S-Series amplifier and subwoofer line for perfect system building. S-Series components are designed to for customers that want to build a great sounding system without breaking the bank, for a fun and great sounding experience including Hi-Res Audio capabilities.

S2-S50 Features

• Woofer Size: 13cm (5”)
• Integrated 2cm (¾“) Tweeters (Coaxial)
• Hi-Res Audio Certified (up to 40kHz)
• Poly Propylene, Glass Fiber, and Mica Cone Material
• Lightweight Design with High Output and Low Distortion
• High-Amplitude Multi-Roll (HAMR) Surround
• Compatible with KTE-S50G Speaker Grills (sold separately)

S2-S50 Specifications

Power Handling

• Peak Power: 170 Watts
• RMS Power: 55 Watts

Dimensions Woofer

• Cutout Diameter: 113.4 mm
• Mounting Depth: 49.9 mm
• Mounting Height: 15.9 mm
• Magnet: 80.0 mm

General

• Frequency Range: 65 Hz - 40 kHz (Hi-Res Audio Certified)
• Impedance: 4 Ohms
• Sensitivity: 87 dB/W