Physical Dimensions and Cost
Physical Dimensions:
- IrDA-compliant transceivers can be extremely small
- Newest IBM module is only 4 mm x 5 mm x 9 mm !
- (Assumes CPU handles protocols, etc.)
Cost:
- In bulk, can get IrDA transceiver for approx. $2 - $4
- RF modules typically more expensive ($20 - $25)