inputs.text: cannot handle high current - major cheap works great need know1 power source linear regulator means difference voltage cars 12v 5v usb plug gets turned heat using lot power say iphone android enough heat tehemporarily burnout display ultimately melt plastic even fancy music player like zune much thing2 radio transmitter works surprisingly well something cheap suppose depends relationship cigarette lighter antenna not enough sometimes signal great sometimes end fiddling stations really driving3 never succeeded read usb mass storage device not sure formats supports not tried thehem headphone jack works correctly careful touching connector unplugging burned hand see 1although given price might worth risk see working fine people good luck