Panasonic RP-HJE350-K SLIMZ In-Ear Earbud Headphones (Black) for $19.65

Select Specifications Drive Unit (mm): 10.7 Impedance: 16 Sensitivity (dB/mW): 104 Max. input (mW): 200 Frequency Response (Hz-kHz): 6 - 24 Cord length (ft): 4.3 Weight w/o cord (oz): 0.11 In-cord Volume: No Miniplug (3.5mm): Yes Air Plug Adaptor: No Magnet Type: Nd:Neodymium Plug: Gold