1). Bluetooth 4.1 & CSR8615 Chipset, Lower Power Consumption, Superior Compatibility, Compatible For Almost All The Mobile Phone, Tablet PC, Notebook, Any Devices With Bluetooth Function Or Has A 3.5mm Audio Jack.
2). HiFi Powerful Bass Stereo Sound Effect: 40mm Titanium Diaphragm speaker drivers, Tuned By Professtional Team, Deep Bass Stereo Sound, enjoy the Wireless high quality music..
3). Support TF Card Play & FM Radio: The Headphone Has A TF Card Slot, You Can Insert A Micro-SD Card With Songs To Play Music; Has FM Radio Function.
4). Smart Handsfree Talking: Built-in Concealed High Definition Sensitive Microphone, The Headphone Itself Has A Answer Incoming Phone Calls' Button To Pick Up Phone Call, Wireless Handsfree Talking.
5). CVC6.0 Noise Cancelling: Acoustic echo cancellation and noise reduction effectively reduce ambient noise while talking, make far-end listener cannot hear what you said become history, just like talking face to face.
6). Support AUX Line-in Wired Playback: Has A Standard 3.5mm Audio Jack, You Can Use 3.5mm Audio Cable Connect To Headphone To Listen To Music Even Your Phone Don't Have Bluetooth Function Or The Headphone's Battery Run Out.
7). Comfortable Wearing Experience: Foldable Design, Super Lightweight, Based On Ergonomic Design, Earmuffs Are Made Of Soft Breathable Protein Leather, Providing You Comfortable Wearing-on Experience.
Bluetooth Version: Bluetooth 4.1 + EDR
Bluetooth Files: A2DP, AVRCP, HSP, HFP
Operate Distance: about 10 meters
Frequency Response: 20Hz-20kHz
Speaker Size: 40mm Drive Unit
Volume Control: Yes
Support Memory Card: Yes
With Microphone: Yes
FM Radio:Support ( 87.5MHz ~ 108MHz )
Battery Capacity: high quality 400mAh lithium battery
Play Time: about 8 to 10 Hours
What's In Box:
1 x B19 Bluetooth Headphone
1 x Micro-USB Charging Cable
1 x 3.5mm Audio Cable
1 x User Manual