---
product_id: 742300174
title: "S2-S40 - Next-Generation S-Series 4\" Coaxial Speaker Set"
brand: "alpine"
price: "$325.16"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/742300174-s2-s40-next-generation-s-series-4-coaxial-speaker-set
store_origin: US
region: United States of America
---

# Hi-Res Audio Certified up to 40kHz 140W Peak Power for powerful sound HAMR Surround tech for deep bass S2-S40 - Next-Generation S-Series 4" Coaxial Speaker Set

**Brand:** alpine
**Price:** $325.16
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game with Alpine’s Hi-Res power punch!

## Quick Answers

- **What is this?** S2-S40 - Next-Generation S-Series 4" Coaxial Speaker Set by alpine
- **How much does it cost?** $325.16 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/742300174-s2-s40-next-generation-s-series-4-coaxial-speaker-set)

## Best For

- alpine enthusiasts

## Why This Product

- Trusted alpine brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Powerful Yet Compact:** 4” woofer and 3/4” tweeter deliver robust 140W peak power in a sleek, space-saving design.
- • **Hi-Res Certified Sound:** Experience crystal-clear audio with frequencies up to 40kHz, elevating your everyday listening.
- • **Effortless Installation:** Designed for quick, hassle-free setup—upgrade your car or home audio without the wait.
- • **Innovative HAMR Surround:** Alpine-exclusive tech maximizes cone movement for rich, punchy bass that commands attention.
- • **Lightweight & Durable Build:** Poly Propylene, Glass Fiber, and Mica cone materials ensure high output with minimal distortion.

## Overview

The Alpine S2-S40 is a next-gen 4” coaxial speaker set, Hi-Res Audio Certified to reproduce frequencies up to 40kHz. Featuring a lightweight yet durable Poly Propylene, Glass Fiber, and Mica cone, it delivers clean, powerful sound with 140W peak power and Alpine’s exclusive HAMR surround technology for enhanced bass. Compact and easy to install, it’s the perfect upgrade for car or home audio systems seeking premium sound quality at an entry-level price.

## Description

S2-S40 - Next-Generation S-Series 4" Coaxial Speaker Set

## Features

- Hi-Res Audio Certified: Experience a new standard in entry-level sound performance with the Next-Generation S-Series S2-S40 4" Coaxial Speakers, now Hi-Res Audio Certified. Reproducing frequencies up to 40kHz, these speakers provide accurate and natural sound quality at an affordable price point.
- Reliable Performance: Crafted with a unique combination of Poly Propylene, Glass Fiber, and Mica Cone materials, the S2-S40 speakers offer lightweight construction, high output, and low distortion. Enjoy a clean and accurate audio experience that enhances your listening pleasure.
- HAMR Surround Technology: The Alpine-exclusive High Amplitude Multi-Roll (HAMR) surround technology integrated into the speaker design allows for maximum cone movement. This feature delivers powerful and accurate bass notes, adding depth and richness to your audio.
- Compact Size, Powerful Sound: With a compact 4" woofer size and integrated 3/4" tweeters, the S2-S40 speakers pack a punch. Despite their small size, they can handle a maximum peak power of 140W and a maximum RMS power of 45W, ensuring a robust and dynamic audio performance.
- Easy Installation: Designed for hassle-free installation, these coaxial speakers are the perfect choice for upgrading your car's audio system or enhancing your home entertainment setup. Enjoy high-quality sound without the complexity, thanks to the user-friendly design of the Alpine S2-S40 speakers.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Recommended uses for product | For music players |
| Compatible devices | Car, Laptop, Smartphone, Tablet |
| Subwoofer diameter | 4 Inches |
| Surround-sound channel configuration | 1.0 |
| Colour | ice |
| Included components | 1-year Manufacturer's Warranty, Authorized Internet Dealer |
| Product dimensions | 9.9D x 19.3W x 26.7H centimetres |
| Item weight | 3.4 Pounds |
| Is waterproof | FALSE |
| Warranty type | Limited |
| Number of items | 1 |
| Control method | Touch |
| Speaker size | 4 Inches |
| Power source | Corded Electric |
| Manufacturer | Alpine |
| Item model number | S2-S40 |
| ASIN | B0C74WLC74 |

## Product Details

- **Brand:** Alpine
- **Speaker maximum output power:** 90 Watts
- **Frequency response:** 97 Hz
- **Connectivity technology:** Coaxial
- **Audio output mode:** Stereo
- **Mounting type:** Car Mount,Coaxial
- **Material:** Glass Fiber
- **Model name:** S2-S40
- **Speaker type:** Coaxial
- **Special feature:** Tweeters

## Images

![S2-S40 - Next-Generation S-Series 4" Coaxial Speaker Set - Image 1](https://m.media-amazon.com/images/I/51vlUqQl5gL.jpg)

## Frequently Bought Together

- Alpine S2-S40 - Next-Generation S-Series 4" Coaxial Speaker Set
- Alpine S2-S65 - Next-Generation S-Series 6.5" Coaxial Speaker Set
- Alpine S2-S50 - Next-Generation S-Series 5.25" Coaxial Speaker Set

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**Shop now:** [https://www.desertcart.us/products/742300174-s2-s40-next-generation-s-series-4-coaxial-speaker-set](https://www.desertcart.us/products/742300174-s2-s40-next-generation-s-series-4-coaxial-speaker-set)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-24*