Type:Bluetooth Headphone, Wireless Headphone, Over-Ear Earphones, Headworn Earphone, Smart Accessory, Phone Accessory A great accessory to take with you anywhere, and ideal for using whilst running, working out, or completing your daily errands. Features: Built-in 400mAh lithium battery, fully charged in 2 hours, can be used for 8-10 hours. Bluetooth 5.3 chip for faster connection and more stable transmission. NEC hybrid physical noise reduction, 20dB noise reduction depth, enjoy tranquility. 40mm dynamic driver, HiFi ultra-clear sound quality. Easily foldable for storage, can be hung up, saves space. 3D ambiance cool lighting effects, creating a gaming atmosphere. Full ear coverage, soft material, comfortable to wear without pinching. 360-degree stereo surround sound, with vibrating resonance from both speakers, enjoy an immersive 3D surround experience. Supports Bluetooth, card insertion, wired usage, compatible with Bluetooth-equipped devices such as phones and laptops. HD voice calls, achieving low-latency face-to-face communication. Compatible with Android and Apple systems. Memory auto-connect, no need for repeated operations. Specification: Material: ABS Transmission Distance: 10 m Battery Type: 1 x 400mah Lithium Battery Power Supply Method: USB Charging Cable Power Supply ( Power Adaptor Not Included ) Size(DxW): 18 x 8.2 cm Package Contents: 1 x Bluetooth Headphone 1 x USB Charging Cable Please Note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.