Features??Foldable Headphones & TF Card? This headphone is able to fold up to make it more compact and easy to carry. Having the TF card slot lets you put in a SD memory card with music inside the headphones to listen to them to make it a MP3 player headset?
?Bluetooth 5.0 Technology? ensures fast and stable connections to your Bluetooth devices with low latency during audio/video streaming. No more worries about audio dropouts during phone calls and music listening?
?Wired and Wireless Listening? Not just a pair of wireless bluetooth headphones, you can even connect these headphones to any device using a 3.5mm cable to enjoy non-stop music listening even when the battery runs out?
?Superior Compability?For Cell Phones iPhone 7 7Plus 6s 6 6 Plus 5s 5c 5 4s 4 Ipod Touch Ipad Air 5 4 3 2 Mini;?Samsung Galaxy S6 S5 S4 S3 Note 4 3 2 Tab 3 and More Smart Phones Tablets?Description?Sound.Wireless distance: 10m.
FM frequency: 87.5-108MHz.
Frequency response: 50Hz-20KHz.
Wireless frequency: 2.401-2.480GHz.
Signal to noise ratio: 88dB.
Output power: 35mW.
Micro USB charging: DC 5V 1A.
Charging time: 2 hours.
Talk time: 6 hours.
Standby time: 18 hours.
Package List?1*Wireless Bluetooth Headphone