... avaliable 2.ISO9001,LED display 3.property:compatibility 4.feature:page turner Headset Wireless MicrophoneFUNCTION:1.Multichannels:It has more than ... MIC.5.LED display charging status,balanced battery,volume.6.Page turner,USB upgrading.7.Lithium battery.8.It can work ... your payment Shipping &Handling Items will be shipped with in 2working days after receipt of the payment.Sometimes,the delivery time ...