![Amazon.com: Sony MDRXB50AP Extra Bass Earbud Headphones/Headset with Mic for Phone Call, Black : Electronics Amazon.com: Sony MDRXB50AP Extra Bass Earbud Headphones/Headset with Mic for Phone Call, Black : Electronics](https://m.media-amazon.com/images/I/71ztFcDyQHS.jpg)
Amazon.com: Sony MDRXB50AP Extra Bass Earbud Headphones/Headset with Mic for Phone Call, Black : Electronics
![Amazon.com: Sony MDRXB50AP Extra Bass Earbud Headphones/Headset with Mic for Phone Call, Blue : Electronics Amazon.com: Sony MDRXB50AP Extra Bass Earbud Headphones/Headset with Mic for Phone Call, Blue : Electronics](https://m.media-amazon.com/images/I/6191d7JBMmL.jpg)
Amazon.com: Sony MDRXB50AP Extra Bass Earbud Headphones/Headset with Mic for Phone Call, Blue : Electronics
![BRAND NEW SONY - Wired Extra Bass In-ear Headphones (MDR-XB50AP) - electronics - by owner - sale - craigslist BRAND NEW SONY - Wired Extra Bass In-ear Headphones (MDR-XB50AP) - electronics - by owner - sale - craigslist](https://images.craigslist.org/00303_nkBmKmLle9_0gh0t2_600x450.jpg)
BRAND NEW SONY - Wired Extra Bass In-ear Headphones (MDR-XB50AP) - electronics - by owner - sale - craigslist
![Sony MDR-XB50BS review: An affordable wireless sports headphone that fits well and sounds decent - CNET Sony MDR-XB50BS review: An affordable wireless sports headphone that fits well and sounds decent - CNET](https://www.cnet.com/a/img/resize/fc3fea15377a3bfdd3c59f05a28444294e4c3efd/hub/2016/11/17/616c1734-a7b7-4ae2-89d8-8aa9fcff39bd/sony-sports-wireless-mdr-xb50bs-01.jpg?auto=webp&width=768)
Sony MDR-XB50BS review: An affordable wireless sports headphone that fits well and sounds decent - CNET
![So how exactly does this bass booster work? I'm very curious. This is on the back of the packaging of the Sony MDR-XB50AP. : r/headphones So how exactly does this bass booster work? I'm very curious. This is on the back of the packaging of the Sony MDR-XB50AP. : r/headphones](https://preview.redd.it/so-how-exactly-does-this-bass-booster-work-im-very-curious-v0-7hg1oum4892a1.jpg?auto=webp&s=6c13c7bdebcbcec01b65743057d6771667d4933a)
So how exactly does this bass booster work? I'm very curious. This is on the back of the packaging of the Sony MDR-XB50AP. : r/headphones
![Sony MDR-XB50BS review: An affordable wireless sports headphone that fits well and sounds decent - CNET Sony MDR-XB50BS review: An affordable wireless sports headphone that fits well and sounds decent - CNET](https://www.cnet.com/a/img/resize/5c38147cf0a37c81993c98ea571459a06522e0de/hub/2016/11/17/81dc5d16-97f0-4b83-add2-a4b06b4a6107/sony-sports-wireless-mdr-xb50bs-06.jpg?auto=webp&width=1920)