Wireless Headphones Denver BTE-110g:Enjoy listening to music without tangled cables. Their ear-covering design guarantees flawless insulation against ambient sound. These Denver BTE-110g Wireless Headphones are equipped with Bluetooth for wireless connection to your device. Say goodbye to bothersome cables. Using a frequency range of 20 to 20000 Hz, you can be sure that you wont miss a single note of your favourite song.   These wireless headphones also have a microphone built-in. These wireless earphones from Denver are equipped with 4.2 Bluetooth technology. The volume of your music can be changed with the control wheel. A fully charged battery will last you 3 hr(s). Denver BTE-110g Wireless Headphones Key Features Material of these wireless headphones from Denver BTE-110g: closed Beautiful blue colour Volume buttons Connection method is Bluetooth Wire-free connection through Bluetooth gives you great freedom Total weight of Denver wireless headphones is 87 g Battery life: 3 hr(s) The Denver wireless headphones also have a handy microphone Every user will love the included microphone. The microphone on these Denver wireless headphones will ensure flawless calling with friends and family. Its built directly into the design of the wireless headphones. The Denver BTE-110g wireless headphones microphone is designed with so-called omnidirectional scanning. It is therefore mostly suited for quiet rooms, where there will be little ambient noise.