The software upgrade systems are available and the procedure can update to the latest edition The radio power are less than 1 mini watt, no radio output in machine waiting condition. Identify the direction, absolutely no disturb in the vicinage channels. Read-write speed is 100kbit/second Highly integration , low cost. Tally with industrial handle environment Explanation: Product instruction: Item No:KOON-108A The antenna external The read-write distance among 0-30meters are adjustable, the biggest distance can reach 150 meters The software upgrade systems are available and the procedure can update to the latest edition The radio power are less than 1 mini watt, no radio output in machine waiting condition. Identify the direction, absolutely no disturb in the vicinage channels. Read-write speed is 100kbit/second Highly integration , low cost. Tally with industrial handle environment Technical characteristics: External size:245*142*42mm Frequency:433mhz Output jack:RS232/485 Weigand 26 Data speed:9600bps(rs232 way) Power supply:12V Power consumption: less than 10W Card reader antenna: Receive sensitivity:-106Db Identify distance: adjustable among 0-40 meters Frequency:433mhz Connector jack specification:5 pin aviation socket Anti disturbing limit: tally with certain stipulation on GB/T 17618 Use environment: Work temperature:-40-85 degrees centigrade Relative humidity:20%-90% Atmospheric pressure:86kps-106kps Suitable scope: Parking lot management Car identify Guard against theft and logistics integrative exert Gate security controlling Movable goods tracking Assets management FOB:SHEN ZHEN External size:245*142*42mm Frequency:433mhz Output jack:RS232/485 Weigand 26 Data speed:9600bps(rs232 way) Power supply:12V