4-Port KVM Switch, DVI to DVI, Is Ideal for Applications That Demand Secure Networks This 4-port KVM switch is recommended for any government, military, financial or healthcare environment where tight security of sensitive data is of utmost importance in a world of constantly changing cyberthreats. Each KVM port is an electronically isolated channel, making it impossible for data to be transferred between connected computers through the KVM. The dual-monitor DVI KVM switch supports crystal-clear HD video resolutions up to 2560 x 1600 (including 1080p) at 60 Hz. NIAP PP3.0 Certified to Meet Today's Top Information Assurance Standards This KVM switch is certified by NIAP (National Information Assurance Partnership), which is operated by the National Security Agency (NSA), to the latest Common Criteria Protection Profile for Peripheral Sharing Switches ...Number of Computers Supported: 4Number of Local Users Supported: 1Maximum Video Resolution: 2560 x 1600USB: YesDVI: YesNumber of USB Ports: 6Number of DVI Ports: 10Input Voltage Range: 120 V AC - 230 V ACHeight: 2.7Width: 12.6"Depth: 6.7"Weight (Approximate): 3 lbPackage Contents: B002-DV2A4 Secure 4-Port NIAP PP3.0-Certified DVI-I KVM Switch External Power Supply w/NEMA 1-15P Plug 5 ft. Cord (Input: 100-240V, 50/60 Hz, 0.8A; Output: 12V 2A) Owner's Manual Environmentally Friendly: YesEnvironmental Certification: RoHSTAA Compliant: YesLimited Warranty: 3 YearPackage Contents B002-DV2A4 Secure 4-Port NIAP PP3.0-Certified DVI-I KVM Switch External Power Supply w/NEMA 1-15P Plug 5 ft. Cord (Input: 100-240V, 50/60 Hz, 0.8A; Output: 12V 2A) Owner's Manual "