... FM radio4. wireless chat online5. can connect directly with TV, PC, DVD, VCD, MP3, MP4 audio source Specification:1.Frequency ... 2010 -One of the earliest earphone manufacturer -4000SQM workshop, 400 staff -20 engineers in R&D -Factory Size is ... 250,000pcs headset -Turnover of year is about $39,400,000 Ability.Service.Mission Foundation between Yuxinxin and our ... /916MHZ ,for TV/CD/DVD/VCD/MP3/MP4/PC/