... BLC: AutoLens: Standard: 3.6mmNight VisionNightvision: 8Φ5 LED lights IR distance: 10mAudioCompression format: ADPCMInput: Built-in MircophoneOutput: Video outputAudio gain ... Support TCP/IP,HTTP,ICMP,DHCP,FTP,SMTP,PPPoE etc.Wireless: WIFI,802.11 b/gOnline visitor: Support 4 visitors ... Win 7, Internet Explorer 8.0, FireFox,Google Browser WIFI Wireless IP camera 8 LEDS Night Vision 2- Way Audio F-181A