Sleeping quality is an important indication for a person’s healthy. Snoring and obstructive sleep apnea syndrome (OSAS) are the most popular disease in sleeping. OSAS will case cerebral hypoxia and apnea which will hurt patient’s brain, heart and lung. In nowadays we use Overnight polysomnography to monitor snoring, but it let patient unease and difficult to fall into sleep. And the equipment for overnight polysomnography is very expensive which not suitable for long term popular monitoring. The research is going to develop a snoring detector which can be used as normal and be able to detect snoring and the snoring property of OSAS. The key point of designing this product is "non-conscious", it integrates filter technology, signal processing technology and vital sign technology, and alarm clock. To become a suitable product for households.