Remote locking and unlocking your car with LED indictor; Central door lock automatically controls car's position; Remote control opening trunk and car windows; Product name: Central Door Lock Keyless Entry System Working voltage: 12V Working current: 15mA or below Working frequency: 433.92MHz Speaker sound level: 108dB Code matching way: learning Receiving distance: around 100m Interface: VH11P Voltage of remote control: 6V Current of remote control: 6mA or below Remote control feature: all plastic one-piece design 11pin wire plug: compatible with all central locking signal Applicable vehicle: car auto universal colour:black Material:ABS Size: 90 X 65 X 32mm/3.54 X 2.56 X 1.26 inch Package Contents: 1 * host 2 * remote controls 1 * wiring 1 * English manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.