Technical Specifications Dimensions: 98mm (L)×65mm (וו)×12.8mm (H) וואָג: 70grams Interface: USB Full Speed Operating Distance: ≤50mm Supply Voltage: Regulated 5V DC Supply Current: 200מאַ(operating); 50מאַ(standby); 100מאַ(normal) אַפּערייטינג טעמפּעראַטור: 0°C~+50°C Operating Frequency: 13.56MHz Standards/Certifications: ISO14443 1-4, CE, FCC, RoHS Compliant Operating System Support: Windows 2000, 2003, XP32, XP64, Vista 32 and Vista 64