The devices cost $300 each or $550 when bought together.
The devices are complicated and probably will cost more than $75,000, not including surgery.
The device runs 24 hours a day and costs $2,800.
The devices cost $30 to $100 and pay for themselves in a year or less.
On the black market, such a device would cost a fortune.
In theory, the device costs $200, but deep discounts are almost always available.
The devices often cost $300 alone, or about $1,000 when built into a receiver.
The device costs $360, and monthly service begins at $25.
Apple said the device would cost $499 or $599 when it goes on sale in June.
The device costs $3.99, and the service is now available at 125 of Shell's 9,000 stations.