Suitable for all HD-CVI, HD-TVI, and HD-AHD For 720P CVI cameras, up to 450m For 1080P/3MP/4MP/5MP CVI cameras, up to 250m For 720P/1080P/3MP/4MP/5MP CVI cameras, up to 250m For 720P/960P AHD cameras, up to 350m For 1080P/3MP/4MP/5MP AHD Cameras, up to 250m SECAM, PAL, and NTSC video formats No electricity is needed. Noise immunity and cross talk at 60 dB Small size and simple setup Bulit-in temporary suspension defense Creative combinable design