PYLE PWD201K 2-Button Vehicle Security System Two 3-button Transmitters w/Labeled Buttons Built-in Relay for Parking Lights LED Status Indicator Emergency Override Switch Door Lock Outputs Electronic Dual Stage Shock Sensor 120dB 6-tone Siren 2 Auxiliary Outputs Dome Light Output Panic Mode Anti-Carjack Mode Valet Mode Tamper Alert Automatic Bypass for Defective Zones Programmable Manual/Passive Arming Programmable Passive Door Locking Programmable Ignition Controlled Lock/Unlock Programmable Chirp Bypass Temporary Chirp Mute Non-volatile Memory Sold as : Unit Two 3-button Transmitters w/Labeled Buttons - Electronic Dual Stage Shock Sensor - Anti-Carjack Mode - Programmable Passive Door Locking Built-in Relay for Parking Lights - 120dB 6-tone Siren - Valet Mode - Programmable Ignition Controlled Lock/Unlock LED Status Indicator - 2 Auxiliary Outputs - Tamper Alert - Programmable Chirp Bypass Emergency Override Switch - Dome Light Output - Automatic Bypass for Defective Zones - Temporary Chirp Mute Door Lock Outputs - Panic Mode - Programmable Manual/Passive Arming - Non-volatile Memory