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Description

Alpine S2-S65

The Alpine S2‑S65 is a 6.5″ (16.5 cm) coaxial 2‑way speaker set in Alpine’s Next‑Generation S‑Series. These speakers are Hi‑Res Audio certified with a frequency response reaching up to 40 kHz, enabling excellent clarity and detail.They feature a woofer cone made of polypropylene reinforced with glass fibre and mica for durability and high output, and incorporate Alpine’s HAMR (High‑Amplitude Multi‑Roll) surround technology for greater cone movement and bass response.Key specifications include: 80 W RMS / 240 W peak power handling, nominal impedance of 4 Ω, sensitivity of about 88 dB, and a frequency response from roughly 70 Hz up to 40 kHz.


Features
Specification Details
Certification Hi-Res Audio Certified (Up to 40kHz)
Cone Material Poly Propylene, Glass Fiber, and Mica
Design Lightweight Design with High Output and Low Distortion
Surround High-Amplitude Multi-Roll (H.A.M.R.) Surround
Tweeters Integrated 1” Tweeters (Coaxial)
Compatibility Compatible with KTE-S65G Speaker Grille (sold separately)

Tech Specs
Specification Details
Woofer Size 6.5”
Tweeter Size 1” (Coaxial)
Power Handling 80W RMS / 240W Peak
Frequency Response 70Hz – 40kHz (Hi-Res)
Sensitivity 88dB

 


About The Product

Hi-Res 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-S65 is designed for lightweight construction, high output, and low distortion, giving you a clean and accurate audio experience.

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Questions and Answers

Q1: What vehicle audio improvements can I expect with these speakers?
A1: Because they are Hi‑Res certified and designed for extended frequency range, you’ll get clearer highs and better detail compared to many stock speakers. Good for upgrades.
Q2: Do they require an external amplifier?
A2: Not strictly — they handle 80 W RMS, so they can work with a factory head unit. But to get the best performance (especially from bass and volume headroom), using an amplifier is recommended.
Q3: What is “HAMR surround” and why does it matter?

A3: HAMR stands for High‑Amplitude Multi‑Roll surround. It allows for greater cone excursion (movement) while maintaining control, which improves bass output and accuracy in a relatively compact speaker.

Q3: What is “HAMR surround” and why does it matter?

A3: HAMR stands for High‑Amplitude Multi‑Roll surround. It allows for greater cone excursion (movement) while maintaining control, which improves bass output and accuracy in a relatively compact speaker.

Q4: Will they fit in most cars that use 6.5″ speakers?

A4: Historically yes for many standard 6.5″ locations, though you should check specific depth, mounting hole pattern, and if a grille is needed. The top mounting depth and fitment must be verified for your vehicle.

Q5: Is it Q5: What sensitivity and power rating should I be aware of?with factory car audio systems?

A5: These have about 88 dB sensitivity (1 W/1 m) and are rated 80 W RMS / 240 W peak. A higher sensitivity means they work relatively better with lower power compared to low‑sensitivity speakers.


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