Specification:
Name: Headset with Bluetooth
Bluetooth version: Bluetooth 5.1
Operating range: 10 meters (no obstacles)
Speaker unit: 40mm
Power capacity: 250 mA
Frequency response: 20Hz-20kHz
Impedance: 32Ω
Sensitivity: 108±3dB
Music time: about 18-40 hours
Charging time: about 2-3 hours
Charging port: USB
Compatible models: compatible with all Bluetooth-enabled cell phones, tablets, laptops, etc.

Feature:
【ASTONISHING SOUND PRODUCTION 】: High Definition Stereo Headphones, makes you focus on what you want to hear. Lose yourself in immersive music even in the lowest volume levels! 

【BUILT FOR YOUR COMFORTABILITY 】: The Earmuff is made by artificial leather, ensuring lasting comfort. They are foldable and stretchable, which allows you to find the perfect fit without constraint and excellent durability.

【SEAMLESS BLUETOOTH CONNECTION】: Built to provide a quick and stable Bluetooth connection . Just slide the on/off button and the headphones will be in ready to pair mode. The Wireless Headphones are compatible with all Bluetooth or 3.5mm plug cable enabled devices! You can also receive calls and have hands-free communication through the special noise reduction technology microphone  Headphones are compatible with all Phones X, 8 Plus, Samsung S9, S8, Pads, Pods, Huawei, Nexus, Amazon Alex。

Package:
1 x Bluetooth headset
1 x 3.5 mm audio cable
1 x C-type charging cable
1 x Manual