Branch Snyder Department of International Ltd. Shenzhen-Electronic Technology Co., Ltd. - The Department of Electronic Technology Company is a professional custom single-sided, double-sided, 2-40 layer multilayer professional providers, to provide customers with high-precision, high Shenzhen circuit board quality Bluetooth circuit board for which aspects of quality assurance, reasonable prices. Send and receive Bluetooth signals using a Bluetooth module. The Bluetooth module is a recently introduced standard conforming to Bluetooth V1.1 wireless signal transceiver chip, the main characteristics are: a chip digital radio processor DRP (DigitalRadioProcessor), a digitally controlled oscillator, on-chip RF transceiver switching Bluetooth circuit board, Built ARM7 embedded processors. Upon receiving the Bluetooth signal multilayer circuit board, the switch is set to send and receive complex received state Bluetooth circuit board, the RF signal from the antenna to receive, via a Bluetooth transceiver transmitted directly to the base band signal processor. Newell Shenzhen Electronic Technology Co., Ltd. in the band and channel allocation, Bluetooth systems typically operate in the 2.4GHz ISM band. Starting frequency of 2.402GHz, stop frequency of 2.480GHz, also the low end of the band is set to 2MHz protection, the protection of high-end set 3.5MHz band. Sharing a common channel of all Bluetooth units form a micro-grid, each micro-network can have up to eight Bluetooth units. In the micro network, the same clock and frequency hopping channel of each unit are synchronized Newell record (Figure) _ _ particularity Bluetooth board Bluetooth board Shenzhen by the Shenzhen Municipal Newell Electronic Technology Limited. Newell Shenzhen Electronic Technology Co., Ltd. (www.yipcb.com) (www.yipcb.com) adhere to the "people-oriented" business philosophy, with a professional staff, and strive to provide the best products and services to contribute to the community, and welcome new and old customers throughout the visit, sincere cooperation for a better future. Newell create - your trusted friend, Company Address: Bao'an District of Shenzhen City forward Road Newell Innovation Center B507, Contact: Huang Shengxing.