... Active RFID omni-directional reader , Long distance rfid reader, Active RFID Long Range Reader, 2.45Ghz mini RFID Reader,RFID Active Reader, RFID long range reader, Reader RFID,2.45GHz RFID reader.SAAT-F525 Mini Omni-directional RFID ... TTL or pulse signals through predetermined conditionsl Support active reading, passive identifying, command trigger, timing trigger, external trigger and other ...