Headset descriptionHi-Fi Stereo Bass SoundThis wireless headphone is equipped with a high-quality stereo speaker driver that can provide you with Hi-Res stereo or subwoofer while listening to music. Noise-cancelling ear-hook headphones can bring you crisp, powerful sound and quiet sound, help you enjoy music better, and also provide clearer hands-free calls.Rainbow RGB LightThis lightweight RGB backlight headset has cool dynamic RGB horse racing lights, which can provide multi-color slow flash automatic switching backlight when in use. RGBLED lighting effects can highlight your personality when listening to music, and can create cool backlight effects even in the dark. In addition, the backlight of the earphone can be turned on and off by itself. You can turn off/on the backlight by tapping the V key three times in the state of power on.Rechargeable HeadsetThe rechargeable gaming headphone has a large-capacity built-in battery (1000mAh), which can provide up to 20 hours of immersive music. And this wireless headset provides a high-quality omnidirectional microphone for clear hands-free calls, which can answer the phone while listening to music, allowing you to easily get rid of the wires. The SH33 wireless headset is the best choice for people of all ages to travel, exercise and daily use.Built for ComfortThis portable Bluetooth headset uses high-quality protein memory foam ear pads and an adjustable headband design. The ultra-soft memory protein foam leather earmuffs mimic human skin texture, ensuring long-lasting comfort and excellent durability. Adjustable headband is ergonomically designed to fit your head perfectly.Wide CompatibilityThe wireless over ear headphone adopts advanced stable Bluetooth 5.0 technology to ensure fast and stable connection with Bluetooth-enabled devices. It can be paired with all devices that support Bluetooth 5.0 (such as computers, laptops, smartphones, macs, ipads, etc.) to easily connect without worrying.Specifiction: Product Name SH33 Bluetooth Version: Version5.0 Battery Capacity: 1000mAh Charging Voltage: 4.2V(1A) Charging Time: About 1.5 hours Speaker Size: 50*8.5mm Headphone Jack: USB3.5mm Microphone Sensitivity: -422db Microphone Directivity:Omnidirectional LED lighting effects: RGB Slow FlashHow to connect Bluetooth?Long press the Power button for 5s (if you dont have a pairing record for the first time, you will automatically enter the pairing mode after booting) The red and blue LEDs flash alternately, and the headset enters pairing mode Turn on the device Bluetooth, find the Bluetooth option in the settings, search for "SH33", and then click ConnectMain Using instructions:1. Press and hold the Power button to turn on or off2. Backlight off: In the power-on state, continuously hit the V key three times to turn off the backlight. If you need to open it again, hit the V key three times in a row.3. Switch between the upper and lower tracks: In the playback state, long press the V button 1S to switch to the next track; long press the V-button 1S to switch to the previous track.4. Answer the call: ring the incoming call, short press the Power button5. Hang up the phone: during a call, short press the Power buttonPacking List:1 x Bluetooth Headphone1 x Charging Cable1 x User Manual