Pyle PIEHWD80DK Woodbud Real Wood In-Ear Earbud Stereo Headphones (Dark Wood) Compatibility:IPod/Iphone/Zune/Sansa Models, As Well As Any Audio Playback Device With A 3.5-Millimeter Jack Wood-Buds Featurs Wood Housing For Deep Bass Performance Impedance: 32 Ohms Sensitivity: 105dB S.P.L at 1 KHz Frequency Response: 20Hz~20,000Hz Cable Length: 4Ft Plug Type: 3.5mm Stereo Plug Color:Dark Mahogany Sold as : Unit Wood Grain Carrying Case Included Ultra-Slim Design Excellent Bass Response Frequency Response: 20Hz-20,000Hz 4 Foot Cable Length