T911 Style: wireless Headband Communication: Wirel Connectors: 3.5mm Use: Portable Media one year warranty Specifications1.support SD card headphone 2.bulk headphone 3.colorful headphone 4.factory price 5.OEM ,ODM1,headphone 2,support SD card earphone 3,Clear sound quality,high sensitivity 4,newest 5,can play song from SD card SpecificationsMP3 Headset 1.Play high quality MP3 from SD/MMC cards 2. ...