New arrival!We made the 4.0 faster charging to not slow our customer down. Charge time is 3 hours verse the
4 hours the 3.0 took to charge. We still included the 4K mAh battery that is standard with a Turtle Shell so you can charge a small device while jamming to your favorite tunes. We also changed the charging port (in and out) to a USB-C port. No more micro USB’s! WATERPROOF 18 HOUR BATTERY Impressive sound, siri, power bank, SIMPLE CONTROLS, New Features USB-C charging, 20% LOUDER, 65 FOOT RANGE, Operate in temps from 14F to 140F, Charge time 3 hours, Create a massive music experience pair up to 50 other 4.0'sipx7-rated dust shock & waterproof.Built to withstand the elements, the Turtle Shell 4.0 is ready to accompany you on any adventure. Its durable construction ensures it can handle the bumps, drops, and splashes that come with any lifestyle.4000 mAH Power BankWe still included the 4K mAh battery that is standard with a Turtle Shell so you can charge a small device while jamming to your favorite tunes. We also changed the charging port (in and out) to a USB-C port. No more micro USB’s!18 hours of playing and talk timeWhile the speaker size is the same as the 3.0 we upgraded the speaker quality to produce base heavy sound without distortion. You get 18 hours of play time per full charge.mount your turtleshell 4.0 to any surfaceFeed straps through handles in either side to secure speaker or use 1/0" threading mount.IPX7, can float in the water and includes an omni-direction microphone so you can answer calls.DESIGNED WITH ADVENTURE IN MINDCombining sleek design & modern aesthetics, the Turtle Shell 4.0 is a powerhouse. The polygon design creates a 360' audio landscape, enveloping you in rich & powerful sound from every angle. Enjoy crystal clear midrange, vibrant highs, and deep bass that brings your music to life. Outdoor Tech Outdoor Tech Turtle Shell 4.0 Waterproof Speaker Power Bank