AMINY Wireless Earbuds with Powerful Battery 4.2 bluetooth headphones Earphone Stereo Music Headsets Sweatproof True Wireless Headphones Handsfree With Microphone For Huawei Iphone Samsung Xiaomi HTC

SIRI Activate
Activate SIRI by double click the answer key.

Easy Paired, Bluetooth 4.2+aptx
Automatically connects after being paired successfully for the first time, high-fidelity stereo sound quality with apt-x codecs. These earbuds are compatible with most smartphones, iPhone and Android.

How to Pair?
- Step 1: Press the Answer Key on both earbuds, release them when the red and blue lights flicker alternatively, they will interconnect automatically. 
- Step 2: When interconnection successful, left headset will stop flickering, and right one will flicker alternatively again; Search the Bluetooth name "U-two R" on your phone, click it and finish paring.

SPECIFICATIONS
- Bluetooth v4.2
- Bluetooth profiles: HFP, HSP, A2DP
- Noise-Cancellation CVC 6.0
- Talking time: 6-8 hrs.
- Charging time: 1-2 hrs.
- Stanby time: 200 hours
- Signal range: 33 feet

NOTICE:
-1.When calling, only the right headset has sound and can be operated. It doesn't mean the left one is defective.
-2.Supports 2-device connection IN MONO MODE ONLY.
-3. Please do not charge the earbuds body directly, charge the batteries.

What's in the box?
1 x U-Two BT Earphones
4 x Ear Tips ( Size: M, S )
1 x Charging Cable
1 x User Manual