*The latest Bluetooth 5.0 technology ensures a wireless connection as flawless as a wired one with low energy technology.*Built-in seven-color transforms cool RGB light, shine everywhere, anytime. The RGB light can switch ON/OFF with a single button.*40mm drivers provide a detailed audio experience at high, low and mid-tones.*Built-in rechargeable battery provides up to 8 hours of communication time or music playback on a single charge.*4 button control lets you adjust the volume up/down, play/pause, switch tracks and answer calls with a simple touch.*Invisible microphone with the high-performance sound quality for clear conversations.*Flexible and adjustable with a memory scale to ensure each head shape is suited with the best possible fit.*Invisible microphone with the high-performance sound quality for clear conversation.