You can watch cable TV by connecting close-circuit TV line or watch wireless TV by using an antenna; The cable signal is clear and steabible as normal TV signal and this product can store up to 255 channels; But the wireless signal definition depends on the channel number signal strength electronic interference etc; The wireless signal is better in open area; Multi-system for your choice: PAL NTSC SECAM; With PLL design can get TV programs stably and promptly; IR remote controller with Chinese & English menu; AV input / ouput interface easy to connect video devices such as VCD DVD GAME etc; 24 hours turning on/off and automatically turn to standby mode when no signal input; Picture can reverse up / down / left / right; Supports switching between 16:9 & 4:3; Suitable for different installtaion way; Supports VGA input: 8-pin VGA input: VGA input / 1-channel YPbPr input / 3-channel video input; AV input: In standard mode: 1-channel video input / 1-channel YPbPr input / 1-channel VGA input; In monitor mode: 3-channel video input / 3-channel video rotation switch input.