Dog collars are an absolute necessity to keep a dog under control. There are many different kinds of dog collars available today. A basic collar is priced at around $5 while a personalized designer collar would cost around $50 or more, depending on the options available.

Electric collars are the latest advancements in dog collars. These come with various options for training and controlling the dog from a distance without actually touching the dog. They can be operated from anywhere and are ideal for dogs that need constant attention. There are also electric collars that can control a dogs bark.

GPS dog collars are the latest advancement in collars. These collars are embedded with GPS technology that helps the owner to trace the dog anywhere in the world. This technology works on a sophisticated satellite communication system. A GPS dog collar has a GPS modem, and a receiver with software incorporated into the system. This enables the owner to track the dog using a mobile phone or cell phone.

When the owner dials the telephone number of the GPS service provider, the location of the dog is sent to the mobile phone through an SMS over the GSM (Global System for Mobile Communication) network. A SIM card is inserted into the collar and can be reached from a mobile phone. Any kind of SIM card can be used. GPS dog collars can also be configured to work with the Internet. The location of the pet can be tracked from specific websites. The activity of the dog at the time of tracking can also be tracked. GPS dog collars have frequencies ranging between 900 MHz and 1900 MHz.

Some GPS collars are also used to compel the dog to go back home when he wanders away. The collar contains a device that is set with the maximum distance the dog can go from home. Once the dog crosses that distance, the collar emits a disturbing ultrasonic sound, which gets louder as the dog wanders further away. This would compel the dog to head back to its master.

GPS dog collars are compact, lightweight, waterproof and easy to use. The collar weighs around 250 grams without the belt. There are many manufacturers of GPS dog collars. The price of a GPS collar starts at around $1,000.