Title: Sertec Electronic (Shenzhen) Co., Ltd. Description: founded in 2000, consists of members who have ripe experience in researching, developing and sourcing such consumer products as personal multimedia players We are devoted to leading a new market based on unlimited challenges, everlasting passions and boundless creativity Tags: MP3 players MP4 players Category: Shenzhen URL: http://www.sz-sertec.com