A70, a pair of new-version Bluetooth headphones, is absolutely a kind of innovation for our listeners. Just think about it, now you are working, listening to your favorite song, or just gaming. And suddenly you find that it stops working because it runs out of power. Your good state is broken because of such things, and you have no choice and just take it to charge, By the way, there is no timely replacement. At this time, a dual-mode headphones can perfectly solve your problem. A70 can support 72 hours max play time in wireless mode, and you can plug in the interface and enjoy in wired mode. While you can get faster feedback with the audio cable. Of course, compared with other headphones, BT 5.0 can also give you perfect experiences. It is not only ideal for mixing or just listen to the music (with 1/4 plug and cable), but also a nice choice for daily commute or work. Specifications: Play Time: 72 Hours Speaker: 40mm Impedance: 32 Ohms Sensitivity: 110dB +- 3dB Transmission Frequency: 2402MHz-2480MHz Frequency Response: 20Hz-20KHz Rating Power: 30mW Plug Type: 3.5mm/6.35mm stereo Cable Length: 1.5m-2.8m coiled cable Package Content: 1*Wireless headphones 1*Pouch for headphones 1*3.5 mm Audio cable 1*Dual-Duty cable for 6.35mm and 3.5mm sockets 1*USB charging cable 1*User guide Perfect gift for Birthday/Graduation/Father's day