Iritech Inc. Iris Scanner MK2120U/MK2120UL Distributor STQC Certified UIDAI compatible only one device MK2120UL and are the only one distributor for Iritech Inc. Iris Scanner MK2120U/MK2120UL in Delhi, Delhi NCR, Gurgaon. I confirm with manufacturer, MK2120U device later compatible but not now... According to Govt. new guideline this device which have 5 cm distance from eye not authorised, which device having 15 cm distance from eye are allowed only. For more details please contact us on 9811410963