Delivering superb audio at all times, oraimo studio headphone lets you hear music the way it was originall heard by the artist in the studio,enjoy true wireless performance with a 500mah reachargeable power source providing 200hours standby time,20hours play and talk time.The easy control features enables Ear-cup-mounted controls for volume/callmusic and gives you cable free control when you want it.BT Version : 4.2Battery       : 750MAHTalk Time   : 18hoursTalk Range: 10mStandby     : 60 hoursMusic Playtime:20 hoursMemory Card   : N/AEnjoy excellent sound quality from HD voice combined with powerful bass of Oraimo Signature sound Built-in 500Mah battery provides up to 18 hours talk time, 18hours music playing time and 60 hours standby time The ergonomic ear-tips are not only comfortable but will also stay in place regardless of how intense your workout routine is It is easy to use with the 3-button remote to control call and music.Delivering superb audio at all times, oraimo studio headphone lets you hear music the way it was originall heard by the artist in the studio,enjoy true wireless performance with a 750mah reachargeable power source providing 60hours standby time,18hours play and talk time.The easy control features enables Ear-cup-mounted controls for volume/callmusic and gives you cable free control when you want it.BT Version : 4.2Battery       : 750MAHTalk Time   : 18 hoursTalk Range: 10mStandby     : 60 hoursMusic Playtime:18hoursMemory Card   : N/AEnjoy excellent sound quality from HD voice combined with powerful bass of Oraimo Signature sound Built-in 750Mah battery provides up to 18hours talk time, 18hours music playing time and 60 hours standby time The ergonomic ear-tips are not only comfortable but will also stay in place regardless of how intense your workout routine is It is easy to use with the 3-button remote to control call and music.Delivering superb audio at all times, oraimo studio headphone lets you hear music the way it was originall heard by the artist in the studio,enjoy true wireless performance with a 750mah reachargeable power source providing 60hours standby time,18hours play and talk time.The easy control features enables Ear-cup-mounted controls for volume/callmusic and gives you cable free control when you want it.BT Version : 4.2Battery       : 750MAHTalk Time   : 18 hoursTalk Range: 10mStandby     : 60 hoursMusic Playtime: 18hoursMemory Card   : N/AEnjoy excellent sound quality from HD voice combined with powerful bass of Oraimo Signature sound Built-in 750Mah battery provides up to 18hours talk time, 18hours music playing time and 60 hours standby time The ergonomic ear-tips are not only comfortable but will also stay in place regardless of how intense your workout routine is It is easy to use with the 3-button remote to control call and music.Delivering superb audio at all times, oraimo studio headphone lets you hear music the way it was originall heard by the artist in the studio,enjoy true wireless performance with a 750mah reachargeable power source providing 60hours standby time, 18hours play and talk time.The easy control features enables Ear-cup-mounted controls for volume/callmusic and gives you cable free control when you want it.BT Version : 4.2Battery       : 750MAHTalk Time   : 18 hoursTalk Range: 10mStandby     : 60 hoursMusic Playtime: 18 hoursMemory Card   : N/AEnjoy excellent sound quality from HD voice combined with powerful bass of Oraimo Signature sound Built-in 500Mah battery provides up to 18 hours talk time, 18hours music playing time and 60 hours standby time The ergonomic ear-tips are not only comfortable but will also stay in place regardless of how intense your workout routine is It is easy to use with the 3-button remote to control call and music.