... Proof Function 4. Built-in LED display Card Reader Door Entry System Specification Wiegand 26 standard, Wiegand34bits/ RS232 can be customizedLess than ... less than 500USD, we usually accept Paypal or Western Union;For big amount we accept bank transfer, and 20USD bank ... working days depending on the country delivered to. Warranty:Warranty for one year, maintenance forever,change within 3 months be ...