Months after recalling the Beats Pill XL over battery overheating concerns, Beats has revealed the Beats Pill+ ($230), the company’s first speaker offering since it was bought by Apple last year. Not yet available for purchase, the Pill+ features four front-facing speakers, with Beats claiming users will be able to sync up playback with a second speaker using its dedicated app. The new speaker has a Lightning port for charging, boasts a 12-hour…