Tachograph tachograph compression format H.264 compression format mostly used patent tachograph, there is no good compression means more than just take up more storage capacity, while demand higher speed memory card, or easily dropped frames impact tachograph card compatibility. 720P resolution H.264 compression of one minute fragment size is about 60MB. For the owners, a reasonable choice recording interval and capacity contribute to timely evidence when the accident occurred, in general, choose one minute intervals as appropriate. Cache: Choose as large cache, can bring smoother video and better memory card compatibility. How to choose a tachograph we are also concerned about the current recorder market, there are dozens of light brands, the price is from several hundred dollars to several thousand dollars GEN tachograph, functional style is varied, to buy up Indeed, some not start. Here we give you some simple buying advice. Step 1: Determine a psychological price in the face of hundreds of market recorder products, how to choose? Many functions, a wide range, the price is quite different, this time need to calm down, to determine a price range they can accept the tachograph which brand is good, how much to buy, and then narrow the choices to exclude some of the "do not meet the requirements "products. Patent tachograph tachograph _ _ provided by the Chongqing Automobile Co., Ltd. Zeen Zeen automotive supplies. Zeen Chongqing Automobile Co., Ltd (www.zeenchina.com) (www.zeenchina.com) strong, credible, in other industries in Chongqing Chongqing accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead GEN into the brilliant car and you work for a better future!