cheap earphone for mp3 1. Carton size: 50*28*10 cm 2. ... and logo 3. Fit for protable players, Mp3/MP4 cheap earphone for mp3 Model No.: BYZ-P1007Parameter:1. Speaker size: 30mm2 ... 1000 employees, with the product capacity of 4 million sets earphone monthly.We are specializing in mobile phone handsfree headset, MP3 ... charger etc., We own 2 brands "BYZ" and "Tonzhiyin" cheap earphone for mp3