... solution. With elegant design and more practical functions (TFT, Camera, 12V lithium ion battery etc.), WS-700 ensures an unparallel level of ... .56MHzHID 1325 , 26-bits , 125kHzanti-pass back, door bell12V DC, 12V lithium ion battery 225mm(L)x165.5mm(W)x50mm(H )