High-Quality Sound Enjoy clear, immersive audio with deep bass from the XB100 and balanced, crisp sound from the MDR-ZX110 wired headphones. Portable & Versatile Audio The Sony XB100 speaker is compact and waterproof for outdoor use, while the MDR-ZX110 headphones offer reliable on-the-go listening. Flexible Connectivity Stream music wirelessly via Bluetooth with the XB100 or use the 3.5mm wired connection on the MDR-ZX110 for phones, tablets, and laptops. This Bundle from Teds Electronics includes the following; Sony XB100 Portable Waterproof Bluetooth Speaker (Black), Sony MDR-ZX110 On-Ear Wired Headphones (Black) Comfortable & Durable Design Lightweight, stylish, and long-lasting for both devices; the XB100 is waterproof and portable, and the MDR-ZX110 has cushioned ear pads for extended use