🎧【Readystock】 + FREE Shipping 🎧K520 Heart Shaped Wireless Blutooth Earphone Touchscreen Ear Buds Creative Rotatable Waterproof Headphones Hi-Fi Sound Headset

Material: ABS. Battery Capacity[mAh: 230. Battery life up to[hours: 4. Voice assistant built-in: No. Maximum wireless range[m: 10m-20m. Sound Isolating: YES. Category: Earphones Headphones. Number Of Drivers: 2. Charging Method: Charging case. Headphone Pads Material: silicone. Impedance Range: from 33 to 100. Bluetooth Version: 5.3. Package List: User Manual, Charging case. Features: waterproof, Active Noice Cancelling. Codecs: AAC. With Microphone: Yes. Is wireless: Yes. Support APP: Yes. Support Memory Card: No. Waterproof: Yes. Line Length: 0m. Frequency Response Range: 20-20000Hz. Plug Type: Line Type. Function: for Video Game, Common Headphone, For Mobile Phone, Sport, For Outdoor, For Office. Active Noise-Cancellation: No. Volume Control: Yes. Control Button: Yes. Vocalism Principle: Balanced Armature. Wireless Type: bluetooth. Communication: WireLess. Style: In-ear. Certification: CE. Origin: Mainland China. Brand Name: Chai knows. Material: ABS+PC. Size: 3422 25mm. Weight: 68g