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- USA
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Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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Description
Infinity Reference 507F (REF507F) 5.25” 45W RMS | 135W Max 2-Way Reference-Series Coaxial Car Speakers (Pair)Infinity Reference REF507F Pair of 5 Reference Series 2 Way Coaxial Car Speakers 45 W RMS 135 W Peak 3 Sold as a pair, the REF507F speakers deliver clear, energetic mids and highs in a compact 5 coaxial design. Featuring Infinitys Plus One polypropylene woofer with hi roll rubber surround, a textile balanced dome tweeter, and True Four Ohm impedance technology for compatibility with OEM or aftermarket systems. Key Features Sold as a pair (2 speakers)
Infinity Reference REF507F – Pair of 5¼″ Reference Series 2-Way Coaxial Car Speakers – 45 W RMS / 135 W Peak – 3 ΩSold as a pair, the REF507F speakers deliver clear, energetic mids and highs in a compact 5 ¼″ coaxial design. Featuring Infinity’s Plus One™ polypropylene woofer with hi-roll rubber surround, a ½″ textile balanced-dome tweeter, and True Four Ohm impedance technology for compatibility with OEM or aftermarket systems.
Key Features
- Sold as a pair (2 speakers)
- Power Handling (RMS): 45 W Each / 90 W Per Pair
- Power Handling (Peak): 135 W Each / 270 W Per Pair
- Impedance: 3 Ω (True Four Ohm Impedance technology)
- Sensitivity: 92 dB @ 2.83 V
- Frequency Response: 67 Hz – 21,000 Hz
- Plus One™ polypropylene woofer cone with hi-roll rubber surround
- ½″ textile balanced-dome tweeter
- Mounting Depth (Top): ~1-15/16″
- Cutout Diameter: ~4-7/16″
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 1740 reviews
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Product Reviews
★★★★★ 5
An effective organizing solution for missions involving movable equipment
Size: Medium 16in x 1in
Following the compromised operation in Prague, I was tasked with organizing equipment for the embassy annex in Vienna. The VELCRO Brand Magnetic Straps provided an essential solution for securing various tools and equipment to metal surfaces, facilitating quick access during critical moments. The durability of the strap, combined with an impressively strong magnet, ensured that our gear remained in place despite variable operational conditions.
However, the loop formed by the strap could be larger; it limited our options for certain garden hoses, which became a notable drawback. Overall, the robust quality of the straps enhances logistical efficiency in high-pressure scenarios. Katarina's earlier input on this product proved beneficial, although I detected apprehension in her demeanor while discussing its application.
Recommendation: An effective organizing solution for missions involving movable equipment, with minor adjustments needed for cord size.
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Reviewed in the United States on December 30, 2025
★★★★★ 5
Sturdy and Reliable
Size: Medium 16in x 1in
Very sturdy and holds up well with regular use. It feels solid and well-made, not flimsy or like it’s going to wear out quickly. Definitely something you can rely on without worrying about it falling apart.
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Reviewed in the United States on May 1, 2026
★★★★★ 5
Very strong magnet
Size: Large 24in x 1.25in
Great product,, very secure and the long strap allows you to hang a variety of items.
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Reviewed in the United States on April 19, 2026
★★★★★ 5
Buy This!
Size: Medium 16in x 1in
Super heavy duty! Not only does the magnet hold a ton, the strap is totally adjustable to hold wide items. Currently it's holding an 8 ish lb rope on the side of my garage fridge with zero issue! Easy to use and works great!
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Reviewed in the United States on December 18, 2025
★★★★★ 4
"Keep On Holding On" assist.
Size: Medium 16in x 1in
Magnet is powerful indeed . The velcro strap is quite long and I have not figured out how to shorten it without cutting it. Great for hoses, ropes, and pull alongs.
Temporary use as hold down in a truck bed for lite items.
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Reviewed in the United States on November 9, 2025