Wiegand output/input, multifunction device, support for external Wiegand or for accessing card . metal case, narrow bezel design, touch screen access controller. Exit button and doorbell input function. Surge absorption protection. Support card authentication management in this way, simple and convenient. Fully access control, can directly realize user cards and other functions management. Please note:There may be slight color differences or variations in the actual product, but this does not affect its use. Please do not mind this. Thank you! Color:As Shown Material:Metal Package Contents: 1 * ID Outdoor Door Access 10 * access cards Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.