REETEC Bluetooth Headphones Over Ear – [Colorful LED Lights] Foldable Headset Hi-Fi Stereo Wired and Wireless Headphones…

Features:
40mm driver,produce high quality sound
Foldable and adjustable headband
Both wired and wireless features
LED light up

Controlling the phone:
Volume control: One click Volume +/-
Next song: Long press Volume +
Previous song: Long press Volume –
Power:On/Off/Play/Pause/Answer/Hang up/Call
M: Long press open/close LED/TF/Bluetooth

Product Specifications:
Driver:40mm
Bluetooth version: V4.1
Frequency range: 20~20000Hz
Sensitivity: 105 ± 3dB
Impedance:32Ω ± 15%
Battery capacity: 500mAh
Talk/Music time: Up to 10 hours
Standby time: Up to 100 hours
Charging time: 2.5 hours

Package contents:
1×Headphones
1×USB charging cable
1×Audio cable
1×User guide

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7 Colors LED Light Up Display: The Bluetooth headphones wireless are equipped with unique Led breathing light on each side of the ear-pads, which can switch in 7 colors automatically. You can enjoy the cool and romantic light at night, or turn it off autonomously(Long press on the M button).
HD Stereo Sound and Long Battery Life: The over ear Bluetooth headphones are built-in dual 40mm large-aperture driver units for wide dynamic range, provide the crystal clear sound, powerful deep bass with well balanced mid-tones and trebles for seamless syncing to your favorite devices. Built in 500 mAh improved battery, which provide 16 hours playing time and 2 hours fast charging, the wireless headphones also come with a 3.5mm aux cable so that you can continue to enjoy the music when the head
Bluetooth V4.1 Version for 4-IN-1 Function: 16 hours Bluetooth wireless headphones + wired headphones + TF card player + HD hands-free mic function in one device, not only save your money, but also reduce the weight for carry so much device. The Bluetooth 4.1 Tech ensure fast connection and stable transmission speed within 10 meters(33 feet).
Foldable and Lightweight Design for Storage and Carry: Foldable design and make it easier to carry and save the space, and 2000+ times folding test, you can take it for travelling and school. The headband is stretchable​for best customer fit. The soft earmuff and 5.8 oz super lightweight for comfortable and long term use.
Built-in TF Card Slot and Compatible: The headphones are built in TF card slot that support TF card within 32G, you can use it as a MP3 player and enjoy the loaded music directly. The over ear headphones are perfectly compatible with iPhone, iPad, Air, Mini, Samsung Galaxy, Huawei Phones, laptops, computers, TV and many other Bluetooth enabled devices.