The Jaybird X4 is the perfect sport and outdoor wireless earbuds. The X4’s Comply Foam ear tips provide comfort, while the IPX7 rating means these sweatproof and waterproof earbuds can go anywhere, in any condition. Watch the X4 in action now. Rugged Versatility The Jaybird X4 wireless outdoor earbuds are sweatproof and waterproof making the X4 ideal for the all-conditions athletes and outdoor enthusiasts. With the ability to personalize audio, and customize fit, the X4 is your trailblaizing partner. Built For Adventure IPX7 waterproof and sweatproof earbud construction for reliable performance in the worst weather and workout conditions. Secure, Custom Comfort Sport Fit Plus: Route the cable over the ear for a secure, stable fit during your workout, then switch to the under-ear position for casual listening. Interchangeable silicone fins and Comply Ultra™ memory foam tips provide a customizable fit for each ear. 8 Hour Playtime Built-in, rechargeable 8-hour battery provides an hour of playtime on a 10-minute charge. Custom Sound Experience Create and save custom EQ settings, access your Spotify account, and listen to community recommended playlists and podcasts using the Jaybird mobile app. One-Touch Voice Control Compatible with Siri and Google Assistant for easy, on-the-move music and call management. Your Music, Your Way Customizable EQ Create unique, personal sound profiles and save them to your buds. Share and Explore Playlists Sync your Spotify account and swap favorite tracks with the Jaybird community. Support at Your Fingertips Locate lost headphones, dial in your fit and more. Weather or Not Whether you’re sweating buckets in summer or caught in the rain during the muddy shoulder seasons, one thing is for certain—Jaybird sweatproof and waterproof earbuds can withstand it.