DoorBird 125 KHz Transponder Key Fob, 64bit, write-protected, material ABS, for D21x and later is made from a Waterproof Surface Material ABS in Color Grey with Dimensions 39,9 x 30,9 x 5,3 mm (H x W x D) 1.6 x 1.2 x 0.2 in (H x W x D). Have Operating conditions from -25 to +55°C / -13 to 131°F and Humidity from 10 to 85% RH (non-condensing). The Reading Distance 1-10 cm (0.4 - 3.9 in) relates with the reader and antenna Chip with TK4100 Frequency 125 KHz in Standard protocol 18000-2. Capable of Data retention up tp 10 years Rewritable times Read-only.
Includes:
10 x DoorBird Transponder Key Fob