The HID-920NTN is an iClass Reader from HID that comes with SIO & SEOS with Legacy, Wiegand, Black. iCLASS SE R40 is part of HID Global's iCLASS SE platform for adaptable, interoperable access control. Designed for door applications requiring standard wall switch mounting, iCLASS SE R40 supports a broad array of credential technologies and a variety of form factors, including cards, fobs and mobile devices. Configurable to support HID Mobile Access. With a focus on sustainability, iCLASS SE platform readers include intelligent power management that reduces power consumption by as much as 59%. Selected models also have Environmental Product Declaration certification and Green Circle certification, which contributes toward LEED building credits.