【18dB to 20dB Deep Noise Cancelling】 This ANC headphone can actively reduce the environmental noises 18dB or 20dB lower. This is far enough for creating a small quite world for us even when we are on a flight, in a train, or working or walking in a very noisy and crowded area;

【Professional Noise Cancelling Engineering】This noise cancelling headphone is professionally created by our R & D team with more than 10 years of experiences in the field of audio products. The ANC function and the wireless bluetooth function can work together systematically; When switch on the ANC,the audio quality will be better;

【 All Designed Based on Button Control 】One button for switch on or off the ANC function. And, the ANC function can work alone or together with the bluetooth function. If we ant to activate both functions, please activate the anc and the bluetooth via the two function buttons. We can easily learn the functions of each button and find the correct button by the pad printing text besides the button or the engraved marks on the top of the button;

【Large Logo Pieces On Both Sides】 On both sides,the wireless bluetooth headphone comes with aluminium logo pieces with surface finishing.This logopiece can be anodized in customized colors and we can laser the customized brandlogo on this logo piece;

【Big Space For Large Battery & USB C Power Charging】As a very price competitive wireless bluetooth headphone, we designed a very huge space for big sized battery. And, instead of the micro 5 Pin USB power charging socket, we design this bluetooth headset witht he latest USB C socket.So, you can customize this headphone with the battery capacity as what you like;

【 Line In Mode For Wired Connections 】This wireless headset supports the wired connection. On the bottom of the earpiece, there is a standard universal 3.5mm audio socket. We can connect any devices with the 3.5mm connection via the audio cable attached;

【 Extensible Headband slides For better fitness】For fitting the sizes of different users, the headband is adjustable. We can easily adjust the sizes of the overall headband via the sliding structure design of this headphone;

【EMC Compliant and RoHS Approved】 Besides the standard reliability and safety tests in house, this wireless headphone passed the EMC tests and RoHS tests. And, this model also has the sea or air transportation required reports and certificates,such as MSDS,UN38.3, and more;