Support the floating window window functioncan be suspended in suspension window free to use software software resource consumption is very low. -Hard disk usage: General (100-160M/h/ch) Better (200-360M/h/ch) Best (600M/h/ch) -User management: set up multi user rights management user permissions settings -Network: with the remote domain name address (TCP/IP UPNP) -Browser support: support IE browser remote monitoring -Language : Chinese English Korean -Support: P2P cloud (support all network) -Support for multiple playback operation including normal play single channel and multi-channel broadcast simultaneously support fast forward rewind single frame -Support: WindowsXP WIN7 (32 64) and WIN8 (32 64) -Video formats: AVI -Mobile phone support: support (iPhone-iOS version 4.2 or later iPad-iOS version 4.2 or later Android-2.2 above) -The video resolution: 800x600 -Display resolution: 704*576 (PAL); 704*576 (PAL) -Local playback / display: 1-4 road at the same time -Transmission port: USB2.0 high speed interface -Video input: RCA*4 -Audio input: RCA*4 -Field frame rate: 25fps (PAL) / 30fps (NTSC) -Video mode: manual recording scheduled recording video motion detection -Support: mobile video detection -Support: Video lost alarm