---
product_id: 744451029
title: "DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports"
brand: "ds18"
price: "A$648"
currency: AUD
in_stock: true
reviews_count: 5
category: "Ds18"
url: https://www.desertcart.com.au/products/744451029-ds18-pro-cf6-4sl-16-5-cm-6-5-inch
store_origin: AU
region: Australia
---

# Water Resistant - Built for the elements 500W Max Power - Loud & clear sound 6.5 Inch Slim Design - Perfect for motorcycles & powersports DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports

**Brand:** ds18
**Price:** A$648
**Availability:** ✅ In Stock

## Summary

> 🎵 Ride Loud, Ride Proud – Sound That Moves With You

## Quick Answers

- **What is this?** DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports by ds18
- **How much does it cost?** A$648 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/744451029-ds18-pro-cf6-4sl-16-5-cm-6-5-inch)

## Best For

- ds18 enthusiasts

## Why This Product

- Trusted ds18 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek & Slim Fit:** Compact 6.5-inch profile fits seamlessly on motorcycles, marine vessels, and off-road vehicles without bulk.
- • **Element-Proof Audio:** Water-resistant carbon fiber cone and rugged rubber surround ensure durability in rain, mud, and rough terrains.
- • **Powerhouse Performance:** 250W RMS with 500W peak power delivers crystal-clear mid-bass that commands attention wherever you ride.
- • **Versatile Compatibility:** Works flawlessly with smartphones, tablets, car and home audio systems, making it your all-in-one sound upgrade.
- • **Next-Level Sound Upgrade:** Transform your powersports or DIY audio setup with a speaker designed to elevate every beat and roar.

## Overview

The DS18 PRO-CF6.4SL is a 6.5-inch slim mid-bass speaker engineered for powersports and motorcycle enthusiasts. Featuring a waterproof carbon fiber cone and robust rubber surround, it delivers 250W RMS and 500W max power at 4 Ohms impedance. Its compact design ensures easy installation in harsh environments, while compatibility with multiple devices makes it a versatile audio upgrade for on-the-go lifestyles.

## Description

Highlights Great performance and efficiency. Can be used in a variety of applications. The carbon fiber cone offers amazing style, backed by a super strong rubber surround that will stand the test of time. Ideal for: Motorcycle Applications Marine Applications Off-road applications. HiFi installation. Car Audio Home studio. DIY projects.

Review: They dont pay any attention when cancell order even when it is immediately only comes with one speaker not two
Review: Well packaged and looks sound great. Installed with ease and the clarity blows my mind

## Features

- Waterproof speaker - can handle nature with ease. Water resistant speaker that can play loudly and be released in the elements
- SUPER STRONG DESIGN - DS18 waterproof carbon fiber cone design and super strong rubber rims protect these speakers from damage pulled upright by use in harsh environments
- PERFORMANCE YOU CAN COUNT - The PRO-CF6.4SL has great performance; Rated at 250 watts RMS and 500 watts max; You know this powerhouse of a speaker can get loud and clear
- Ideal for motorcycle and power sports, but thanks to the size reduction of this speaker, it also offers a high level of functionality in almost any application imaginable
- Take your system to the next level - get the most out of your system by upgrading to a speaker that gives you everything you lack from your stereo. Discover what a real speaker can do for you

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BLPCWPGK |
| Colour | black |
| Compatible devices | smartphone, tablet, laptop, desktop, car audio system, home audio system |
| Control method | Touch |
| Guaranteed software updates until | unknown |
| Impedance | 4 Ohms |
| Included components | Speaker |
| Is waterproof | True |
| Item model number | PRO-CF6.4SL |
| Item weight | 3.61 Pounds |
| Manufacturer | DS18 |
| Number of items | 1 |
| Power source | Battery Powered |
| Product dimensions | 6D x 16.5W x 16.5H centimetres |
| Recommended uses for product | For Motorcycle Applications, For Marine Applications, For Off Road Applications, For Hi-Fi Installation, For Car Audio, For Home Studio, For DIY Projects |
| Speaker size | 6.5 Inches |
| Subwoofer diameter | 6.5 Inches |
| Warranty type | Limited |
| Wireless communication technology | Bluetooth |

## Product Details

- **Audio output mode:** Stereo
- **Brand:** DS18
- **Connectivity technology:** Wired
- **Frequency response:** 12.5 KHz
- **Material:** Carbon fibre, steel
- **Model name:** PRO-CF6.4SL
- **Mounting type:** bracket mount
- **Speaker maximum output power:** 500 Watts
- **Speaker type:** Speaker
- **Special feature:** Hi Res Audio

## Images

![DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports - Image 1](https://m.media-amazon.com/images/I/41CfXLtu3DL.jpg)
![DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports - Image 2](https://m.media-amazon.com/images/I/51PUHdg0PRL.jpg)
![DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports - Image 3](https://m.media-amazon.com/images/I/61A3qLwRM0L.jpg)
![DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports - Image 4](https://m.media-amazon.com/images/I/71g3Q+c3WzL.jpg)
![DS18 PRO-CF6.4SL 16.5 cm (6.5 Inch) Slim Speaker, 500 Watt, RMS Max Power, 4 Ohm, Water Resistant, Mid Bass Speaker - Great Speaker for Motorcycles and Powersports - Image 5](https://m.media-amazon.com/images/I/71xdazmqkxL.jpg)

## Questions & Answers

**Q: Does it come witha grill**
A: No it does not come with a grill.

**Q: i dont see tabs for the speakers... what do you use to hook them up?**
A: Female spade connectors

**Q: Do these require an amplifier in a truck application?**
A: If you want it to sound louder

**Q: Does it come a set or 1 speaker**
A: 1 speaker

## Customer Reviews

### ⭐ Review
*by A***R on 28 May 2025*

They dont pay any attention when cancell order even when it is immediately only comes with one speaker not two

### ⭐⭐⭐⭐⭐ Review
*by M***L on 4 January 2026*

Well packaged and looks sound great. Installed with ease and the clarity blows my mind

### ⭐⭐⭐⭐⭐ Review
*by V***. on 18 November 2025*

Excellent sound

## Frequently Bought Together

- DS18 PRO-CF6.4SL 6.5" Slim Speaker 500 Watts RMS Max Power 4-Ohms Carbon Fiber Cone Water Resistant Mid-Bass Loudspeaker - Great Speaker for Motorcycles and Powersports - 1 Speaker
- DS18 PRO-GRILL6 Speaker Cover - 6.5-Inch Car Audio Plastic Universal Speaker Grill Cover, Cover and Protect Your Speakers - Black - Set of 2

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**Shop now:** [https://www.desertcart.com.au/products/744451029-ds18-pro-cf6-4sl-16-5-cm-6-5-inch](https://www.desertcart.com.au/products/744451029-ds18-pro-cf6-4sl-16-5-cm-6-5-inch)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-05*