On Bluetooth mode, any iOS 8.0 & above and Android OS 4.4 & above smartphones are compatible for use in eGeeTouch® Smart lock.
On NFC mode, eGeeTouch® Smart lock is compatible most NFC Android Smartphones running Android 4.4 or above and also leading brand NFC-enabled Sport bands. To date, the eGeeTouch NFC-Smart lock has been tested on Samsung Galaxy Note 2, Samsung Galaxy S3, S6, SONY Xperia Z3, HTC One M7, Fitbit Sport band Charge & Charge-HR etc.
On using Android smartphone NFC mode, user needs to locate the sensitive area of smartphone's NFC antenna at the back-side of these Smartphones simly by placing the Smartphone as closely as possible to the receptor area ('Tap Here' mark) of smartlock. Continuous testing on other models of smartphones have been scheduled and shall be updated accordingly in due course.