1. 3 HDMI inputs to one HDMI output. 2. Single Link Range:1080P/1920x1024 3. Vertical Frequency Range: 60 Hz Operating temperature range: 50 to +35°COperating humidity range: 5 to 90% RH (no condensation )Video aideo signal : 0.5-1.0 volts p-pInput DDC signal.: 5 Volts p-p ( TTL )Maximum single link range: 1280×1024, 1080pPower supply 5V DC We offer cable for this item ( 1.5M )

HDMI switch