COMPUTER NETWORKS AND COMMUNICATIONS
WIRELESS COMMUNICATION TECHNOLOGIES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Class 2 Bluetooth wireless device has a transmission operating range of?
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approximately 100m
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approximately 10m
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approximately 1m
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approximately 3m
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Explanation:
Detailed explanation-1: -A power-class 2 Bluetooth® wireless device has a transmission operating range of approximately 30 feet (10 meters) within a line of sight but will vary depending on the surrounding conditions.
Detailed explanation-2: -The range of the Bluetooth® connection is approximately 30 feet (10 meters). However, maximum communication range will vary depending on obstacles (person, metal, wall, etc.) or electromagnetic environment.
Detailed explanation-3: -There are three different power classes in Bluetooth. Class 1: maximum output power 100 mW (20 dBm). Used for extended range up to about 100 m; Class 2: maximum output power 2, 5 mW (4 dBm).
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