2 to 5 business days
1.24 hour playback :wired and wireless modes, you can connect with audio cable if the battery is used up. 2.10m transmission even if the mobile phone is not around it can ensure the music will not be terminated. 3.360 surround sound and heavy bass. 4.cleavely folded and adjustable head beam. 5.supports music card. 6.The headset is like a radio with built-in radio antenna
