DVR

The basic function of the hard disk video recorder: it is to convert the analog audio and video signals into MPEG digital signals and store them on the hard disk (HDD), and provide functions corresponding to recording, playing and managing programs.

Its outstanding characteristics are reflected in the following aspects:

1. Realize the digital high-fidelity storage of analog programs. The widely distributed and personally collected analog audio and video programs can be recorded and stored in an advanced digital manner. One recording, repeated playback for many times will not cause any degradation in quality.

2. Comprehensive input and output interface provides antenna / TV cable, AV terminal, S terminal input interface and AV terminal, S terminal output interface. It can record almost all TV programs and the signals output by other players and cameras, and can be easily connected with other audio-visual equipment.

3. Multiple optional image recording levels For the same program source, it provides three image quality recording levels of high, medium and low. When the highest level is selected, the recorded image quality is close to that of DVD.

4. Large-capacity long-term program storage, with strong scalability Users can choose 20.4GB, 40GB or larger hard drives for program storage Calculated with 20.4GB capacity, the relationship of recordable program time at the selected bit rate is shown in the following table:

Bit rate (Mbps) Program recording time (hours)
6 7
4 10
2 20
1.15 38

5. With advanced time shifting (Timeshifting) function When you have to interrupt watching TV programs, the user only needs to press the Timeshifting key, the programs from the time of interrupting watching will be automatically saved, and the user can also handle Continue to watch the program from the interrupted position without any pause.

6. Perfect appointment recording / playing program function. The user can freely set options such as the starting time and the length of time to start recording / playing programs. Through the editing and combination of reserved program lists, various intermittent TV programs can be recorded systematically, including TV series.

7. Users of the powerful network information appliance center will use the DVR's tailor-made web browser through the network communication interface, equipped with corresponding network resources, and will be able to enjoy rich online information.

8. Provide a convenient method to manage the recorded programs. Users can organize and classify the recorded programs according to the recording time, program type, etc., and set bookmarks at their favorite locations.

9. Provide free play method. Due to the fast and random storage characteristics of the hard disk, when you enjoy the recorded and recorded programs, you can perform trick play in more diverse and flexible ways than the current DVD player. The image is smoother and has higher detail resolution when played at slow speed.