芯片:Ralink rt5572
 接口:USB
 傳輸速率:150Mbps
 支持協議:IEEE 802.11a/b/g/n雙頻模塊，5V供電，天線可內置也可外置
 1．Introduction 
 
 Product Description 
 
 
 The TOP-S3 is a highly integrated MAC/BBP and 2.4/5 GHz RF/PA/LNA single chip which 
 supports a 300 Mbps PHY rate. It fully complies with IEEE 802.11n and IEEE 802.11 a/b/g 
 standards, offering feature-rich wireless connectivity at a high standard, and delivering 
 reliable, cost-effective throughput from an extended distance. Optimized RF architecture 
 and baseband algorithms provide superb 
 
 performance and low power consumption. Intelligent MAC design deploys a highly efficient 
 DMA engine and hardware data processing accelerators without overloading the host 
 processor. The RT5572 is designed to support standard-based features in the areas of 
 security, quality of service, and international regulations, giving end users the greatest 
 performance anytime and in any circumstance.