This Bundle From Teds Electronics Includes: Sennheiser HD 560S Open-Back High-Performance Headphones, Sony XB100 Portable Waterproof Bluetooth Speaker (Gray) Advanced Angled Driver Technology The HD 560S uses specially angled dynamic drivers designed to replicate the optimal listening position used in professional speaker setups. Open-Back Design for Natural Soundstage The Sennheiser HD 560S Open-Back Headphones features an open-back earcup design that allows sound waves to expand naturally, creating a wider and more realistic soundstage. Lightweight Comfort with Detachable Cable Designed for long listening sessions, the headphones feature a lightweight build (about 240 g) with soft velour ear pads and an ergonomic headband that reduces pressure on the head. Reference-Grade Audio Performance Built for audiophiles and creators, these headphones deliver neutral, detailed sound across the entire frequency range. With a wide 6 Hz 38 kHz frequency response, listeners can experience deep bas