Your phone will work wherever you take it. It will only make calls or connect to wireless data if you call your wireless carrier and request an international travel plan.
A cobra detector is a radar detector. Radar detectors work the same way a radio receiver does. The radar detector looks for frequencies that a radar gun uses.
Radio waves
phones you get in japan. Most phones, that get that coverage
No, because the cell phone networks work on different frequencies, there is no way to get a cell phone bought in Japan to work here. If it was manufactured in Japan, but intended for sale in the United States then it would work, but not if it was intended for sale in Japan.
Yes!!! Radar uses its own emitter. To the receiver it is always night until the transmitter is tuned on. Turning on the transmitter is like turning on a flashlight.
yes
Cobra radar detectors are devices used to detect if the police are monitoring your car or checking your speed limit using a radar gun. This is used by motorist so they can fix their speed before getting pulled over.
No. Okinawa has no GSM carriers, only CDMA.
Yes the Rocky Mountain Radar RMR-C435 Radar and Laser Jammer does.
i don't the answer
It can be off by one mph either way. The way it's supposed to work is the officer, who has been trained to do so, estimates the vehicle's speed and then uses the radar to confirm his estimate. Audio helps determine which vehicle is being clocked.
Yes, but not as well as we wish they would work! Don't depend 100% on a radar detector. There are a number of related questions and answers on WikiAnswers on radar and speed control. A link is provided.