Hifonics BRUTUS BRW 15" subwoofer review SPL test and TS parameters

In depth review of the Hifonics BRW15D4 15" subwoofers with Spl test and TS parameters. Buy these subs here: 12" D4 https://amzn.to/3t5UXCF 12" D2 https://amzn.to/3POwHP5 15" D4 https://amzn.to/3zboQFz 15" D2 https://amzn.to/3mfgo3j Two pack 15" D4 https://amzn.to/3meKO65 Two pack 15" D2 https://amzn.to/41v30sb 10" D4 https://amzn.to/3wXXH6c 8" D4 https://amzn.to/3LY8frr 6.5" D4 https://amzn.to/3z678mM Buy the boxes used in the video here: https://amzn.to/3S739hc These boxes are great for cheap prefabs. 35hz and 4.1cuft net volume and decent port area. SPl meter used in this video: https://ebay.us/p0797J Donate to the channel to help me do more products reviews https://www.paypal.com/donate/?hosted... All donations will go to products for review. Coupon code for Big Jeff audio Big Jeff Audio - use code HIFIVECTOR at Checkout https://bigjeffaudio.com/?ref=HiFiVector Disclosure: All products I review were purchased by me for the purpose of this video. Or provided by fellow bassheads. All of the opinions in this video are my own and the content wasn't reviewed by anyone prior to posting. Affiliate links are provided for your convenience. I receive a very small portion of the sales from these links, which help me bring you more unbiased content for this channel. Please subscribe to my channel so you will receive notifications when I upload new videos. Subscribing also help me do more video reviews. Thank you so much for watching!