~H&M Audio Visual is a professional company, with more than30-year know-how, dedicating itself in R&D, marketing &sales of both audio & visual electronics. Since 1980s, from the humble start as an agent for severalbig names, like JBL, AKG, Sennheiser and so on, distributinghigh-end products, therefore, we havereally ...

Top Impact is a worldwide reliable and reputable OEM/ODM manufacture of audio & video products. Our factory located in Bao'an Shenzhen. With over 300 employees, including 40 engineers at least 10 years R&D experiences, we specialize market-oriented multi-functional products, such as wake-up lights, iPod/iPhone docking ...