Wosports&reg; Built-in 4GB Video Glasses Sport Action Camcorder Sunglasses Camera DVR Eyewear High Quality Polarized lens,Impact-resistant lenses in clear and polarized black to use in all Built in Max4GB memory for approx 2 hours video recording Max 1.3 mega pixels pinhole CMOS camera for clear digital video recording, Easy connection with PC/Laptops,no driver needed They're extremely light weight,durable,comfortable and ideal for action sports and similar