Overview:
Wireless BT Headphone is characterized by Advanced BT 5.0 technology, built-in high-grade Microphone & Speaker, hands-free function and lightweight design, designed for sports enthusiasts.  

Features:
Wireless BT 5.0 ensures transmitting strong signals in high quality and high speed, delivering high-fidelity music.
Black technology LED intelligent digital display, the power is clear at a glance, the percentage is clear, and the power is accurately grasped.
No need to press, you can control the music and call with a light touch of the headset. Touch buttons are provided on the left and right headsets.
Easily control playing/pausing, adjusting the volume, previous/next songs, answering/rejecting / ending calls.
Ergonomic design guarantees wearing stable and comfortable when exercising, running, climbing and other outdoor sports.

Specifications:
Model Number: MD03
BT Version: 5.0  
Frequency: 20 - 20000Hz.                                                                                                                                                        
Working Distance Range: 10m                                                                                          
Impedance: 32Ω
Sensitivity: 120dB
Battery Capacity: 3.7V / 60mAh
Charging Box Capacity: 3.7V 450mAh rechargeable Lithium battery                                                      
Charge Port: Micro USB
Color: Black
Headphone Weight: 15.1g / 0.53oz
Package Size: Approx. 11.5 * 11.1 * 5.2cm / 4.53 * 4.37 * 2.05in
Package Weight: 140.6g / 4.96oz

Package List:
1 * Headset   
1 * Micro USB Charging Cable
3  Pairs * Earplugs
1 * User Manual