| Technology | Passive proximity at 902-928 MHz |
| Security | Prox-Linc WS Tags can be programmed with trillions of unique codes |
| Long Life | No battery; capable of an infinite number of reads to assure years of maintenance-free operation |
| Custom Formats | Wiegand format up to 2K user-definable bits; field programming capabilities available |
| Read Range | 9 feet to 11 feet when WS tag is attached by self-adhesive to the inside of the vehicle's windshield |
| Warranty | Prox-Linc WS tags are warranted for one year against defects in material and workmanship |