1.Are there good auditions environment
Home Theater is a need to listen carefully to the wellness of comparison, we also have to consider how he likes the sound quality characteristics. Audition room dedicated and not "glamorous" timbre, it provides a neutral, uninterrupted space for you carefully compare the characteristics of this system, its sleek acoustic characteristics can fully reflect the family theater equipment merits and shortcomings. Also, a well-designed Audition Room businessmen often reflects the understanding acoustic knowledge and the operating businesses grade and strength. So, you can buy to the satisfaction of the family theater, the best choice when purchased with Audition Room businessmen.

2.Collocation is reasonable
Home Theater is a character, not like the mix of spouses "personality clashes" in the very uncomfortable. Consumers should understand what mix of knowledge, businesses avoid blindly follow recommendations. In addition, the same price, brand, the quality of their music is different, often have to buy expensive products such as performance is not cheap products. So knowledge is listening understanding Home Theater purchase the necessary conditions.

3.Consider the needs of the upgrades
Many people blindly rush original trend to buy home theater, quickly discovered outdated and awkward to use. However, as the original may not consider upgrading, are now facing the continued unsatisfactory use, or discard all of the dilemma. Then you will find wasteful than the use of more expensive equipment senior. Some consumers drive the trend last year bought a family theater, but later we found the sound quality poor, equipment give again this year, re-purchase of high-fidelity home theater, and more consumers buy even found error "will" continue, deprives itself of beautiful music with the opportunity to be together, the limited budget funds, under the condition to buy a good home theater system and this is not easy, and how reasonable the mix becomes even more important.

Home Theater Power Amplifier Home Theater machine as the "heart" of their importance is self-evident. With audio-visual and technological development, the development of large power amplifier is also changing. If you want to know more receiver characteristics, audio technology and optional elements, Below the hope that the contents of your help.

4.Price
AV Power Amplifier current prices in 1000 -20000 billion, roughly speaking, with a built-in decoding receiver to your price, built-in decoding the general receiver prices are around 2500 -4000 (domestic brands). foreign brands to the expensive prices of many.

5.Brand
The current market for power amplifier when Japan is the most popular products, many veteran receiver to have a large series of a lot of products. Because these companies have in domestic production lines, the price is not prohibitively high, some are between 3000 -9000.

6.Surround sound mode
Receiver Decoder built into and without the two decoders, general receiver on the market now support the standard surround sound : Stereo, DolbyProLogic, DolbyDigital (AC-3) and DTS. we usually see that the double-D decoding means Dolby Digital (AC-3) and DTS decoders. On the purchase of time to clearly identify whether the two-receiver decoder function, or only with D-output function.

7.Main channel output.
Continuous output power per channel is required to purchase, the greater the output power, Speakers have to promote more resonant voice more clearly, But some only 50 W of output power performance stereo receiver also the result is quite good. general receiver output power of the 45-120W, Now some of the world's top five receivers flagship channel output power of 200 W can be achieved. But the price of course much higher.

8.Harmonic Distortion
Is the lower the better, of course, generally in the range of 0.2% -0.02% 5.1 channel direct output. This is now the standard of Home Theater Surround Sound standards, with 5.1-channel direct interface to the receiver mix can be more convenient. Digital-Ready input port of outstanding receivers should also have six-channel digital input interface, to the same special-D decoders built-in decoder or DVD player connection. This is also the interface for the future of new technology there was good room for the escalation. Front panel A / V input port front panel input can greatly facilitate users, you can connect multiple facilities and do not have to worry about the slightest interface.