PANASONIC Retro Wireless Headphones with Bluetooth connectivity and up to 24-Hour Playback - RP-HTX80B-K - Over the Ear Headphones (Matte Black) BLUETOOTH WIRELESS CONVENIENCE - Built-in microphone & multi-function button to answer calls, adjust volume, or activate your smartphones voice assist LONG-LASTING BATTERY LIFE - With a full charge, the headphones' high-capacity battery provides up to 24 hours of playback. A 15-minute quick charge keeps the music flowing for up to 2.5 hours OVER-THE-EAR HEADPHONE COMFORT - Super-soft cushioned ear pads ensure long-lasting comfort; lightweight wire adjusters apply gentle pressure on both head and ears for a close, personalized fit PREMIUM HEADPHONE SOUND - Hear every song, every lyric clearly with dual 40mm neodymium drivers. Acoustic Bass Control filters enhance high & low tones while reducing distortion for full, satisfying audio RETRO COLORS & STYLING - With a timeless style that's always in fashion, the RP-HTX80B headphones are available in four retro colors to match your life, look & style. Choose from Sangria, Matte Black, Matte Steel or Dijon