The HERA headphone with built-in MP3 player is no doubt a very handy combination as it increases the portability and removes the hassles of carrying headphones and MP3 player.  This premium headphone delivers pristine audio and remarkable digital noise reduction of up to 85%, plus their ultra-compact design makes them perfect for travel.

Acoustic Driver : 40mm

Impedance : 32 Ω

Sensitivity : 95 ± 4dB

Cord : 4 ft. Detachable Audio Cable

Plug : 3.5mm Stereo Gold-Plated

Power Source : AAA × 2 Batteries

Operation Time : 10 hrs for MP3 / 20 hrs for ANC

SD Card Capacity Range : Maximum 2GB

• Advanced electronics cancel up to 85% of background noise
• Flight & 6.3 mm audio adaptor (optional)
• Carrying case (optional)