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🎶 Own the bass throne with Ultimax II – where power meets precision!
The Dayton Audio UMII15-22 Ultimax II is a 15" dual voice coil subwoofer engineered for audiophiles and car audio enthusiasts seeking deep, accurate bass. Featuring a carbon fiber cone, 900W RMS power handling, and ±24mm excursion, it delivers distortion-free, powerful lows. Its advanced cooling system and dual spiders ensure peak performance and durability, optimized for both sealed and vented enclosures. Backed by a 5-year warranty, it’s a premium choice for high-performance audio setups.







| ASIN | B0DBRP6B6R |
| Antenna Location | For Home Theaters, For Car Audio Systems, For High-Performance Audio Setups |
| Audio Driver Size | 15 inches |
| Audio Driver Type | Dynamic Driver |
| Best Sellers Rank | #48,122 in Electronics ( See Top 100 in Electronics ) #330 in Car Component Subwoofers |
| Brand | Dayton Audio |
| Built-In Media | Speaker |
| Color | Black |
| Compatible Devices | Desktop, Laptop, Television, Projector, Home Theater, Gaming Console |
| Connectivity Protocol | Wired |
| Connectivity Technology | Wired |
| Control Method | Remote |
| Customer Reviews | 4.9 4.9 out of 5 stars (43) |
| Enclosure Material | Aluminum |
| Global Trade Identification Number | 00848791010248 |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 10"D x 10"W x 8"H |
| Manufacturer | Dayton Audio |
| Model Name | Dayton Audio UMII15-22 |
| Model Number | UMII15-22 |
| Mounting Type | Flush Mount |
| Number Of Circuits | 1 |
| Number of Items | 1 |
| Series Number | 2 |
| Speaker Maximum Output Power | 400 watts |
| Speaker Size | 15 inches |
| Speaker Type | Subwoofer |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 15 inches |
| UPC | 848791010248 |
| Warranty Description | 5 Year |
| Warranty Type | Full |
| Wireless Technology | No Wireless Communication Technology |
| Woofer Diameter | 15 inches |
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