1. the devices are cheap.2. easy installation3. the movement of the device.4. the rate is relatively low, only traffic not exceeding 56 kbit (kilo bits) per second.
1. The devices are cheap , easy to install 2. 3. simple moving equipment 4. disadvantage. Data transfer rate is relatively low, only up to 56 kbit (kilobits) per second.
1. Equipment is cheap 2. Easy installation 3. Moving equipment easy 4. Disadvantages. The baud rate is relatively low, only less than 56 kbit (kilobits per second)