Soccer sensation Lamine Yamal has published a second photo featuring a pair of unreleased Beats headphones. Here are the details. Official announcement could be imminent Last weekend, Spanish soccer player Lamine Yamal posted an Instagram photo sporting an unreleased pair of pink Beats headphones. The headphone sighting came just a week after a mystery headphone showed up in a new filing in the FCC database . Today, the Barcelona right winger and midfielder shared an Instagram gallery post showcasing a second color of the mystery redesigned headphones, alongside the pink unit seen during the weekend: It is unclear whether the new headphones will be announced as a redesigned version of the Beats Studio Pro or as a third headphone product line alongside the Beats Solo 4. While Beats has yet to confirm the upcoming release or share any details about it, the company usually starts teasing new products through celebrities shortly before making them official.…