VOXSA Wireless Headphone uses Bluetooth version to CSR3.0, Builtin microphone, connect the phone call, don't appear the noise, at the same time very stable wireless connections do not appear intermittently. Bass sound pressure obviously, flexibility is good, and freely; Soprano silky smooth, rising and sweet; Alto performance has no obvious features, but the vocals reduction is clear and accurate, have dimensional feeling, rich in detail. Whether you are listening to pop music, rock, classical, dance music, it can bring you a surprise! Support for smartphones listening to music, answer the phone. (apple, samsung, millet, huawei, nokia, SONY, HTC, OPPO with Bluetooth function (as long as) can be used to support the desktop computer, notebook, listening to music, audio video. Support to phone vibration to remind and voice remind! Hi-fi stereo, listening to music more.