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Guidelines for a typical
The Onyx devices have not been developed specifically for vehicle tracking but really for "mobile asset" tracking. However, the Onyx device will indeed operate as well as any other tracking device that is on the market, and still give additional features.
One very important feature is that the Onyx device does not require monthly SIM card subscriptions and hence it is so much less expensive than conventional units.
It is also very compact and will operate anywhere in the vehicle and it has it's own rechargeable battery that will monitor for any alerts even when the vehicle is not turned on.