Technical parameters A. Cov qauv khoom: RBL-125 Frequency: 125KHz Support card types: SIB 4100, SIB 4102, PHA Bioplastics Khoom siv RFID Chip Card, TK4102 and compatible chip Reader mode: active and passive type reader Communication Interface: Wireless Bluetooth; USB Operating voltage: 950mAh, DC3.7-4.2V (built-in rechargeable lithium battery) Power consumption: < 0.8w Read Distance: Button type > 5cm, daim npav > 15cm Bluetooth Transmission Distance: 10-15m Charging voltage: AC 110-240V, 50/60Hz …