Free Shipping. Skullcandy Double Agent Headphones (Fall 2008) According to an official dossier, the Double Agent Headphones by Skullcandy present a hegemonic threat to headphones as we know them. Any standard SD card containing your big corporate record label-approved, legitimately-purchased content (and other music) can be inserted into this wireless heaphone's trap door and rocked like a hurricane. Wireless headphone integrated content player in one. Who says no man can serve two mastersFeatures:40mm speakerFrequency range: 18 -20,000 HzImpedance: 32 ohmsCharge time: 1 hourRun time: 5 hoursBattery: Lithium IonUSB cable length: 1 M3.5mm cable length: 1.5 M |