Beyution Wireless Bluetooth Headphones & Wireless Bluetooth Speaker & Wired Headset 3-IN-1 Over Ear Headset with Mic Stereo Hifi Audio Performance & Over 10 hours Playing Times

Product Features

Built-in microphone
Built in Noise cancellation technology, Allows clear communication; Enables use as a headset and speaker. Can listen Music and Talk with Phone.

3.5mm audio jack
Provides a simple wired connection of a variety of devices.

40mm drivers
Headphone and Speaker total have four diameter 40mm Speaker.

Built-in rechargeable lithium-polymer battery
Built in 1000mAh Li-battery Battery, up to 25 hours Headphone play time, up to 3 hours speaker play time. also can Talk with Phone.

Carrying pouch
Protects the headphones during transport and storage.
20Hz - 20kHz frequency response
64 ohms impedance(Headphone); 8 ohms impedance(Speaker)

Space-saving foldable headband
Allows simple transport and storage in the included hard travel case.

Included micro USB Charge cable
Makes it easy to replenish the battery's power.

Passive noise reduction
Up to 15dB blocks background sounds for an immersive listening experience. Noise Blackout with dual microphone technology promotes optimal call quality.
115dB sensitivity (@ 1kHz)
Delivers powerful sound.

Frequency Response
Frequency Response:20Hz-20KHz

Rated Power output
Bluetooth headphone Rated power is 100mW ; Bluetooth Speaker Rated Power is 3w.