Little Sherlocks. If you’re one of those curious types that also happens to be in the market for a pair of headphones, why not channel the world’s best detective with these cool Batman ear-buds? They say curiosity killed the cat but we're talking about bats, so… You can’t be sneaking through windows with clunky headphones around your neck like a ball and chain. You need tools that are compact and efficient if you’re cracking cases. And these Batman ear-buds would fit in your tool kit very nicely. Features: 10mm driver, Frequency response 20-20KHz, Impedance 16 ohms, Sensitivity 102 +/- 3dB 3 sized ear tips for universal fit 1.2-meter long anti-tangle cord 3.5mm stereo plug - fits most mobile phones, gaming, and media devices