The development trend of card sound
the development trend of card audio
2012 basically a digital card speakers fail every day, if the product costs 40 yuan, 20 yuan directly throw all channels, many channels opportunistic covet is cheap in order to earn a quick buck and embraced, to sweeten the industry at the same time, this product for many is committed to brand digital speaker manufacturers also staged disaster, many so-called brand manufacturers market downturn is also affected by the impact, the reshuffle has arrived ahead of time, see who can insist in the end, 2012 in the middle of the estimate can be clear at a glance.
from a technical point of view, its development trend is:
the first network
add wifi function, implementing networked
the second increase intelligent software function
such as machine learning, repeater,
the third emphasizes the function of radio
because it was very cheap radio functionality, some multiband radio chips, such as AM, FM, SW function has emerged, configured magnetic micro space line can achieve multiband receive
the fourth is to strengthen function of mobile TV
television antenna built-in full frequency, make this kind of terminal can receive analog and digital TV function.
the fifth pick up the Bluetooth module
high quality Bluetooth. 3. 0 + EDR, maximum receiving up to 10 meters, and voice clear, no echo, are you driving unique choice.