1,Very small 2,Two years work-life, battery can change 3,Key chain 4,Mare strong performance and smart

RFID microwave active tag  Performance:

l MR3821A is a kind of active tag that can be on key fob.

l FHSS working mode, with anti-jamming capacity.

l Customer can be user-defined to read and write standard data which will make more efficient for special application system.

l Effective identified distance can reach 80m(visual range has something with reader)

l Wide working frequency design meets with relevant industries regular and can make secondary development.

l Can be multi-tag read and write(more than 50pcs/s),won’t be effected by the tag quantity

Memory area can be used for users to read, write, erased and rewrite, meanwhile, it has special area for users to use permanently.

Specification

Model	MR3821A
Tag Type	Active key fob style
Working Frequency	2.45GHz
Sense Mode	Passive sense or auto sense optional
Memory	240Bytes erased area;ID:4Byte
Identified Range	3-80m
Material	PET high temperature resistant, water-proof
Dimension	48.5*30*3mm
Weight	10g
Battery	Built-in button ceil, 1 year life time. The battery can be changed.

RFID active keyrob tag