Nest x Yale Lock Tamper-Proof Smart Lock for Keyless Entry - Polished BrassNest x Yale Lock Tamper Proof Smart Lock for Keyless Entry, Polished Brass version. Features: Secure smart lock for your front door; replaces the deadbolt lock you already have Keyless entry on the LED keypad so you can lock and unlock your front door without a key; keypad chimes play sounds to confirm responses, such as locking, unlocking, or turning Privacy Mode on or off Let someone in from anywhere; unlock the door with your phone for easy guest