This is an IR night vision PIR detection searchlight and tow-way voice alarm camera. With IP44 waterproof level, suitable for outdoor using. Unique appearance by using private grinding, supports two-way intercom, built-in PIR detection. With night vision searchlight, integrated the video & audio and power cable into one cable, using DIN special interface. Comes with a 17meter A/V extension cable, can be extended to 60meter according to your needs. Simple and convenient installation.