Type:Headset, Earphone, Headworn Earphone, Wireless Headphones, Bluetooth Earphones, 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: Wired and wireless dual-mode, smart bluetooth stereo multi-function headset, one-button connection, restored real sound (audio cable not included). Full-coverage ear cups reduces environmental noise interference, ensuring clear audio quality. With immersive Hi-Fi stereo sound, delivering rich and detailed sound quality with a captivating audio effect. The full enclosure design effectively isolates external noise. Equipped with Bluetooth 5.3 chip for faster transmission speeds and stable signals, breaking free from wired constraints. Compatible with a wide range of devices featuring Bluetooth functionality, ensuring quick and hassle-free connections. Operate effortlessly with 3 buttons, offering convenient control over various functions for a seamless user experience. Tailor the fit to your comfort with the adjustable headband, providing a fatigue-free experience even during extended use. Supporting folding, easy to carry and store, foldable and retractable to adjust the wearing size. Specifications: Size(LxH): 15 x 19 cm Material: PC, ABS Bluetooth Transmission Distance: 10-15 m Battery Type: Lithium Battery Battery Capacity: 3.7V/200MAH Battery Quantity: 1 X Lithium Battery Charging Mode: USB Charging Cable Power Supply (Power Adaptor Not Included) Package Contents: 1 x Headphone 1 x USB Charging Cable Please Note: Due to manual measurement, there might be a tolerance in the product size.