StarTech.com 4K70IC-EXTEND-HDMI. Type: AV transmitter & receiver, Maximum resolution: 3840 x 2160 pixels, Cable types supported: Cat5e, Cat6. Connectivity technology: Wired. AC input voltage: 100 - 240 V, Input current: 0.3 A, Operating voltage (transmitter): 12 V. Width: 99 mm, Depth: 106 mm, Height: 26 mm. Package width: 240 mm, Package depth: 176 mm, Package height: 80 mm