It has built in chip to transform the signal. Support 1080P Connect your HDMI monitor or TV to the Display port interface easily with this Cable. No extra adapters needed Plug and play operation makes installation fast and easy Display Port on source side (PC) and (Mini) HDMI on output (monitor) side only Suitable for laptop, such as Dell, ThinkPad, Lenovo, HP, etc. Specification: Support Display Port 1.1a input and HDMI1.3b output Support HDMI highest video resolution 1080p. Support HDMI 225MHz/2.25Gbps per channel (6.75Gbps all channel) bandwidth. Support HDMI 12bit per channel (36bit all channel) deep color. Support uncompressed audio such as LPCM. Support compressed audio such as DTS Digital, Dolby Digital(including DTS-HD and Dolby True HD). Support all DP graphics video output