Description

DS18 EXL-SQ5.7
The EXL-SQ5.7 is a 5×7‑inch 2‑way coaxial car audio speaker pair engineered to deliver balanced sound with clear mids and crisp highs, making it an ideal upgrade over factory-installed speakers. Each speaker features a 4 Ω nominal impedance with 45 W RMS (135 W peak) power handling, providing efficient performance for head units and aftermarket amplifiers. With a frequency response ranging from 50 Hz to 20 kHz and 86 dB sensitivity, the EXL-SQ5.7 ensures detailed and dynamic audio suitable for daily listening and custom installations. The speakers incorporate treated paper woofers with rubber surrounds and Mylar dome tweeters for precise high-frequency reproduction. Built with rugged steel baskets and included protective grills, the EXL-SQ5.7 is perfect for car doors, rear decks, or custom setups where reliable, full-range sound performance is required.
Specifications
| Category | Specification |
|---|---|
| SKU | EXL-SQ5.7 |
| Nominal Diameter | 5×7″ / 127×177.8 mm |
| Nominal Impedance | 3 Ω |
| RMS Power Handling | 120 W |
| MAX Power Handling | 400 W |
| Sensitivity (1W/1m) | 90 dB |
| Frequency Response | 60 Hz – 22 kHz |
| Recommended Hi-Pass Crossover | 80 Hz |
| Number of Ways | 2-way |
| Sold In | Pair |
| Grill Included | No |
Woofer Specifications
| Parameter | Specification |
|---|---|
| Voice Coil Diameter | 1.3″ / 33 mm |
| Voice Coil Former Material | ASV |
| Winding Material | CCAW |
| Cone Material | Glass Fiber |
| Surround Material | Rubber |
| Basket Material | Steel |
| Basket Color/Finish | Black |
| Magnet Material | Barium |
| Magnet Weight | 13.5 oz |
Tweeter Specifications
| Parameter | Specification |
|---|---|
| Nominal Diameter | 1.14″ / 29 mm |
| Voice Coil Diameter | 0.8″ / 20.3 mm |
| Diaphragm Material | PEI Dome |
| Magnet Material | Neodymium |
Thiele & Small Parameters
| Parameter | Specification |
|---|---|
| Equivalent Volume Vas | 14.11 L / 0.498 ft³ |
| Free Air Resonance Fs | 78 Hz |
| Mechanical Factor Qms | 3.219 |
| Electrical Factor Qes | 1.466 |
| Total Factor Qts | 1.144 |
| DC Resistance Re | 2.8 Ω |
Speaker Measurements
| Parameter | Specification |
|---|---|
| Overall Diameter | 5.5×7.5″ / 139×190 mm |
| Overall Depth | 2.87″ / 73 mm |
| Front Mount Baffle Cutout | 5″x7.1″ / 127×181 mm |
| Mounting Depth | 2.5″ / 63.4 mm |
| Motor Diameter | 3.54″ / 90 mm |
Product Overview
5×7″ 2-Way Coaxial Speaker
The EXL-SQ5.7 pushes 120W RMS at 3 ohms, and handles a MAX of 400 watts. This speaker details sound from 60Hz up to 22kHz and cuts through any mix easy!
Advanced Speaker Components
Featuring a durable glass fiber woofer cone with rubber surround, the EXL-SQ5.7 ensures longevity and accurate reproduction. The 1.3-inch ASV voice coil handles heat effectively for consistent performance. A barium magnet weighing powers the system for tight, controlled response.
High-Performance Tweeter
The included 1.14-inch PEI dome neodymium tweeter delivers sharp, clear highs. The built-in crossover protection smoothly integrates with the woofer and decreases distortion.
Built to Last
Constructed with a robust steel basket finished in black, the EXL-SQ5.7 is built for durability and long-term use in demanding automotive environments.
Upgrade to DS18’s EXL-SQ5.7 for pro-grade quality and power that will bring your audio to life!



















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