Stereo Wireless 4.1 Bluetooth Handsfree Headset Earphone

?????????? Package includes: 1 x Headphone(for right ear) 1 x Micro USB cable 2 x Eartips 1 x Manual Features: -Compatible with various devices of Android, iOS and Windows system. -Hands-free phone call. -Dual devices connection at the same time. -Lightweight design, comfortable wear. Use instructions: 1.Press the key button till the red and blue indicator flashes to turn on the speaker, and it enter into bluetooth mode; 2.Turn on the bluetooth on your device, select the headset “T9” and make it connected. 3.1-driving-2 function: Pair the first phone first, and disconnect it; Make the second phone paired, and connect the first phone. 4.Voice prompt language setting: Make the earphone enter the pairing mode( the red and blue indicator flashes alternatively), press the two vol button("+"/"-") at the same time to change the language. Note: -The color of the item may vary slightly due to photography and different PC monitor, and the size might be slightly errored due to manual measurement. Your kindly understanding would be appreciated. -Please do not use the headset when charging it, and it is suggested that charge the headset at least once a month.. Specifications: Name: Bluetooth headphone Model: T9 Material: Plastic Color: Black / Silver / Rose gold / Gold / Blue Size: Approx.6.4x5.5x1.6cm/2.5”x2.2”x0.6” Power supply: Built-in Li-battery Charging voltage: DC5V Bluetooth version: V4.1 Bluetooth effective range: About 10m Noise reduction: CVC6.0 Charging time: About 2h Playing time: 6-8h