1, cable TV signal source, cable TV or satellite TV service, you can use cable TV signal source to receive TV signals. Using the cable TV signal source, users only need to connect the cable TV input end of Haier TV with the cable TV interface.
2. Digital TV signal source, which can provide higher quality TV programs. If you have a digital TV receiver, you can only use this source. The signal source can be used by connecting the digital TV receiver with the HDMI interface of Haier TV.