Product details>?Bluetooth 4.0+EDR & CSR Chipset:?These headphones feature the international?Bluetooth 4.0 CSR chipset, it can create HD audio and a wide frequency response from 20Hz to 20kHz, low?power consumption, superior compatibility (Mobile Phones, Tablet PCs, Notebooks; all Bluetooth enabled devices & a 3.5mm audio jack).

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>?Support TF Card Play & FM Radio Function: The headband headphone has a TF card slot, you can insert a micro-SD card full of all your songs. Enjoy your favourite?radio stations anywhere, anytime with the FM function. (Note:?FM Radio May Won’t Work In Some Countries). ?

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>?High Fidelity Stereo Sound Effect: 40mm ultra-large dynamic alloy speaker drivers, tuned by a professional team and high fidelity stereo surround sound, enjoy the wireless high-quality music. ?

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>?Smart Handsfree Talking: (Built-in Concealed High Definition Sensitive Microphone), The headband headphone enables phone call interruptions when you’re listening to music with its?”Answer Incoming Phone Calls” Button.

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>?Superior Noise Cancelling Performance: Acoustic echo cancellation and noise reduction that effectively?reduce ambient noise when you’re talking, enables?a far-end listener to hear what you clearly almost as if it’s?face to faceGreat value for money . ?

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>?Line-out Music Play Mode: This headphone features a standard 3.5mm audio jack support line-out play mode so you can still listen to music when your headphone is out of power or the connecting device is not Bluetooth enabled.??

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>?Foldable Design & Comfortable Wearing Experience:?Enjoy its foldable portable design with the genuine leather head beam, breathable protein-leather?earmuffs,? and an ergonomic style that makes it super comfy to wear and easy to pack in a suitcase when?you’re travelling.

Bluetooth V4.0+EDRBuilt-in Micro-SD Card SlotFM Radio40mm dynamic alloy speaker driversSmart Handsfree Talking: Built-in Concealed HD MicrophoneThe Headphone Has A Standard 3.5mm Audio Jack Support Line-out Play ModeFoldable DesignRemovable And Replaceable Battery Design, 600mAh Lithium Battery