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Free standard shipping on select products
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
The PRO-X4.4BM is back with a sleek new design to boost your sound system’s volume to EXTREME levels. The PRO-X4.4BMSL has everything you love about the original but has been sized down for versatile application in any concert-quality build.
Play this speaker as long as you want, the 1” Kapton Voice Coil this speaker comes equipped with handles high temperatures throughout the longest of jam sessions.
Turn this speaker to it’s MAX to get the most out of its 89 dB sensitivity! Without distortion it’s easy to notice the richness and accuracy of the tones reproduced by this speaker.
This speaker’s reduced mounting depth and RMS Power Rating of 100 W making it easily applicable into any build. The PRO-X4.4BMSL also has a MAX Power Rating of 200 W allowing it the freedom of heavy consistent usage.
Add this speaker to your build for crystal clear clarity at the most extreme volume levels!
Highlights
Great For





| SPECIFICATIONS | |
| Nominal Diameter | 4" / 101.6mm |
| Nominal Impedance | 4 Ohms |
| RMS Power Handling | 100W |
| MAX Power Handling | 200W |
| Sensitivity (1w/1m) | 89dB |
| Frequency Response | 260Hz - 11.5KHz |
| Recommended HI Pass Crossover | 280Hz |
| Sold in Pair/Single | Single |
| MOTOR | |
| Voice Coil Diameter | 1" / 25.4mm |
| Voice Coil Former Material | Kapton |
| Winding Material | CCAW |
| Cone Material | Paper |
| Bullet Material | Aluminum |
| Bullet Color/Finish | Gloss Red |
| Surround Material | Cloth |
| Basket Material | Steel |
| Basket Finish / Color | Red / Gloss |
| Magnet Material | Ferrite |
| Magnet Weight | 6 Oz |
| Displacement Volume | 0.524L / 0.0185ft3 |
| MEASUREMENT | |
| Overall Diameter | 4.11" / 104.5mm |
| Overall Depth | 1.74" / 44.3mm |
| Front Mount Baffle Cutout | 4" / 102.3mm |
| Mounting Depth | 1.63" / 41.4mm |
| Motor Diameter | 2.75" / 70mm |
Please allow 3–7 business days for shipping. We only ship to the lower 48 states.
On some items, our live inventory may be depleted from previous days’ sales. In these cases, we may drop ship the item once it becomes available. If inventory is not in stock at the time of fulfillment, ATU will notify you with a resolution regarding backorder status.
Please be advised that ATU ships from over 10 warehouses across the U.S. In some cases, items may be drop shipped to help speed up delivery times. On heavily discounted parts (i.e. differentials), tracking information may not be provided.
Our site is always available whenever you want to upgrade your ride. Orders can be placed 24/7/365.
Our passionate customer support team is happy to help with any questions or concerns.
Email: orders@allthingzutv.com
Phone: 256-686-4888
For returns, please use the link at the top of this page to access our return form. Download, print, and fill out the form completely, then ship it in the same box as the product you are returning.
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