If you're passionate about IT and electronics, like being up to date on technology and don't miss even the slightest details, buy Headphones HP 77Z31AA Black 1,5 m at an unbeatable price.. Type:. Earpiece. Headphones with Headband. Wireless. Headphones. Headphones with Microphone. Battery type:. Litio Ion. Rechargeable lithium battery. Width: 155 mm. Characteristics:. Built-in battery. Noise cancellation. Built-in microphone. Wireless. Battery: Yes. Charging base: Yes. Cable length: 1,5 m. Includes:. USB-C Cable. Charging base. Case. Connectivity:. Bluetooth. Wireless. Bluetooth 5.1. Connections:. USB-C. USB. Colour: Black. Depth: 67 mm. Type of headphones: External supraaural. Compatible:. Windows 10. Mac OS. Approx. autonomy: 24 hours. Recommended age: Adults. Material: Leather. Headphones: Binaural. Year: 2021. Recommended use: Calls and music. General Product Safety Regulations information:. HP Printing and Computing Solutions, S.L.U. C/ José Echegaray, 18. 28232 - Las Rozas. +34902027020. esstore.postsales@hp.com. https://www.hp.com/