top up

... cheap, with the parts that make them up costing only pennies, making them ... feet (3m). Current bandwidth can reach up to 16Mbps (megabytes per second), ... levels, with higher levels stacking on top of lower ones. The basic level of IrDA

... 100-130 kbps, supporting speeds up to 216 kbps, and also can connected ... as well as  download/upload speed up to 80 kbps and 20 kbps ... of ModemUSB, you can maintain your top mobility, easy access to the Internet