1. Upgrade version Qy7:QY8 is equipped with Bluetooth 4.1 + EDR APT-X audio decode technology, offering you perfect stereo sound. And it can connect with 2 cell phones or tablets at the same time.
2. Long battery life: Built-in high performance polymer 80mAh battery, 7 hours talking/playing time, and about 175 hours standby time.
3. Fully sweat-proof: with functional user interface, in-ear heaphones design, and a 10-meter working distance, our headphones will let you enjoy music through a variety of activities.
4. Niversal device compatibility/ Noise cancelling: the QY8 Headphones are compatible with most Bluetooth-enabled phones, and reduce external sound.
5. Simple-to-use: control all functions of your music (volume, sound, song selection) and calls from your phone via our simple-to-use user interface on the headphones themselves.

Technical Details

Size (LWH): 5.4 inches, 5.3 inches, 1.1 inches
Product Details
Product Dimensions: 5.4 x 5.3 x 1.1 inches
Shipping Weight: 0.25 pounds (View shipping rates and policies)
ASIN : B010DERR8A