Foscam 4 Pack kit New Version FI8918W (Black) Pan & Tilt Wireless IP Camera + Bonus 9dbi Antennas - Infrared Night Vision, 2 Way Audio, Motion Detection Email Alert, Windows and Mac Compatiable High image & video quality,Two-way audio monitoring Remote viewing & record from anywhere anytime with Pan/Tilt control (Pan:300& Tilt:120) Auto IR-LED illumination for night vision (up to 25 ft.) Support IE browser or any other standard browsers 9dbi Antenna gives 3x signal strength