Product Description headphones, warranty card Amazon.com These lightweight earphones are made with an ergonomic design for comfort. The buds fit easily and snuggly into the ear and, when not being used, the twist-free cord wraps into a compact coil small enough to fit into your pocket. With a frequency response of 10 to 25,000 Hz and a built-in XBS port for increased bass, the RPHV149 provides clear, dynamic sound for your listening pleasure. The Panasonic RPHV149 headphone comes with a 90-day parts and labor warranty.