Pay orders via Paypal,Faster,More Easily and More successfully. Attention: Many people do not know how to start.then give negtive feedback. How to connect:long press the key for 8 seconds till the light flash.then the phone can connect. Suit: for all Bluetooth device. Technology: Bluetooth 4.0. Radio frequency: 2.402-2.480GHz. Audio output: 35mW, <15mA. Transmission range: <10m/393.7 Charging power: Input AC 110-240V; Output DC 5V. Charging time: 2 hours. Talk time: 4 hours. Music play: 3 hours. Standby time: 120 hours. Color: pink, tan, white, black, blue,red. Wearing styles: In-Ear mini headphones. Battery: 50mA rechargeable lithium battery. Package includes: 1 x headphone, 1 x charging cable. Tips: 1.there are more related products in my store. 2.More than 2 orders will get great secret gifts from us.