(Chart) Trend of the overall mobile phone market price index (20120521-20120709)
Second, China's smart phone market price index trend This week, China's smart phone market price index fell to 100 points below the ZDC statistics show that this week the Chinese smart phone market price index was 99.56 points, down 2.33 points over the previous week, a significant drop. A number of high-end popular model prices in the market are a major factor in the decline in the price index of the smart phone market. From the model point of view, Apple's iPhone 4S (16GB), Samsung I9100G (GALAXY SII), Motorola XT910, Nokia N9, HTCG14, G18 and other hot models have different prices decline.
(Chart) The trend of smart phone market price index (20120521-20120709)
Sample description: This week's trend analysis of the mobile phone market price index involved a total of mobile phone and smart phone product lines. The total number of statistical products was 1,651, of which 303 products weighted Jingdong and Amazon prices. 86 companies involved (the number of manufacturers does not repeat the statistics).
Note: The ZDC price index is the most influential index reflecting the trend of price fluctuations in the Chinese IT market. The index was first publicly released on February 21, 2011, the base period was January 1, 2011, and the base period index was set at 100.
Magnetic Transducer External Drive Type
The magnetic transducers (External Drive Type) are versatile and customizable to different physical sizes, housings, mounting options, power consumptions. Our magnetic transducers are engineered to be used with an external drive circuit. This allows our customers the flexibility to design and customize the circuitry to meet their needs. External circuitry allows different frequency ranges to be used to create multiple sounds through excitation waveform. Our magnetic transducers come in a slim-line profile and are a cost-effective solution. Our extensive capabilities make our magnetic transducers an excellent solution for high/low tones, siren, and chime sounds.
Piezoelectric Buzzer,Passive Magnetic Buzzer,External Drive Buzzer,Magnetic Transducer External Drive Type
Jiangsu Huawha Electronices Co.,Ltd , https://www.hnbuzzer.com