【Foldable Headphone & On Ear Controls】Sendowtek wireless headphones deliver a premium listening experience with Clear Voice Capture tech. CVC6.0 actively blocks external noise and uses real-time audio calibration to preserve clarity, range and emotion. They continuously pinpoint external sounds to block while automatically responding to individual fit in real time. Take calls, skip songs, mute, control volume and even RGB light switch using the convenient multi-function on-ear controls. 【Up to 10 Hrs Playtime】Built-in 400mAh battery in the wireless headphone brings seamless setup and switching for your electronic devices, up to 12 hours of talk time for all-day fully-featured with VCV on, and can be recharged within 2 hour. Our wireless earphones with low-power consumption tech provides up to 180 hours of stand-by time. 【Hi-Fi Bass Sound with RGB Effects】The wireless headphones over ear feature powerful 40mm stereo driver and advanced bluetooth 5.0 chip that aim to deliver you superior sound quality with high fidelity deep bass and crystal clear treble, deep, accurate bass response, extended frequency range. Solely the RGB effects can make you look stunning in the crowd. 【Foldable Design & Ultra Lightweight】Sendowtek headset wireless headphone is designed for long-term comfort to match its impressive all-day playback performance. The soft over-ear cushions feature advanced venting and signature ergonomic pivoting for a custom, flexible fit for any head shape. The holistic design is lightweight, durable and comfortable, so you can immerse in your music world. 【Bluetooth & Wired Compatible with IOS/Android/PC】 Bluetooth headphones seamlessly syncs connected to your devices through long pressing the switch, found as ‘B39’. So you can easily move about, keep the music going and stay productive all day.