Listen to your favorite tunes underwater with the 100% Waterproof Headphones! These fully-submersible headphones will enhance your lap training, surfing, or Jacuzzi experience. • Protected against long periods of immersion under pressure. • Suitable for immersion for at least 30 minutes to a depth of 15 feet\5 meters. • 3 sizes of silicone earbuds to fit different sizes of ear canal, plus earloops. • Works best with AquaPac MP3 Case but will work with any iPod, iPhone, or other MP3 case with a standard 3.5mm headphone socket. • Silicone earloops to keep headphones firmly in place. • 3.5mm nickel-coated stereo socket. • Frequency response: 19Hz - 20KHz. • Impedance: 32 Ohms. • Audio Pressure Level: 100db (1kHz\1Vrms). • WARNING Although tested waterproof to 30ft (10m) you should not use them at depths greater than 10ft (3m) where the pressure could cause hearing damage. • Imported.