Tung Sheng Electronic Technology Co., Ltd. ◇ main products the ATM microcontroller chip family. Infrared, 433M, 2.4G the laser pointer chip program. 2.1/5.1 multimedia audio chip with program 4 mobile power module program 5. LED Lantern lighting control chip programs chip and programs of USB speakers (2.0) 7. FM/MP3/WMA playback scenarios. automotive, speaker 8. perm machine products hairdressing product development design 10 Bluetooth solution contacts; Mr. Chung 13410280834, QQ: 459824975 Product program outlined the: 2.1, 5.1 audio control mode developed according to the requirements of customers, or provided by our company. Years of programming experience in the area of ??multimedia products, programs are completed quickly. Thoughtful. For customers to win time and design quality. Low-cost chip design, value for customers to win now success stories. Note to clients: I have a wealth of experience in audio products. 3 working days after receiving the design requirements of general products. Or customers save common multimedia audio control functions: 1.PT2257, PT2258, M62429, R2S15902 common IC volume The size of the control. 2. Various static, dynamic the VFD screen PT6311 display control. 3. Various LCD display control. 4 input source selection control, you can use the common side D4052, CD4053, PT2323. 5 luxury car radio head FM / AM Automatic Tuning function control (quickly completed the design of a small number of companies, we are one of them). 6.iPod control technology. Functions: VOL + / VOL-, NEXT / PREV, PAUSE / PLAY, OFF / ON, MENU, integration design, according to customer requirements within 3 days of the completion of the main products of the design ◇ the ATM chip microcontroller series 2 infrared, 433M, 2.4G the laser pointer chip program 3. 2.1/5.1 multimedia audio chip with the program. mobile power module program 5. the LED Lantern lighting control chip and program 6. USB speakers (2.0) chip with the program. the FM/MP3/WMA player program. automotive, speakers perm machine 9. hairdressing product development design. the Bluetooth solution ◇ professional evaluation Shenzhen East Solaroot Electronics