ITEM NAME:F9 TWS Bluetooth 5.0 Earphones Touch Control Earbuds w/LED Display Charge Box Product Description Description: Feature: 1. 8D surround sound, 5.0 dual ear chip, large capacity, real wireless Bluetooth headset. 2. Graphic bass diaphragm, high fidelity and high frequency technology, 10 mm dynamic speaker unit. 3. Two connection modes: single / double free use. 4. 5.0 automatic start pairing, built-in Active Noise Reduction IC, HD call. 5.5.0 Bluetooth game has no delay, charging box can be used by mobile phone, emergency power supply of mobile phone, multi-functional use. Specification: Model: F9 Earphone type: In-Ear earphone Waterproof grade: IPX6 Bluetooth version: 5.0 Music time: about 300 hours (including battery charge power) Talk time: about 280 hours (including battery charge power) Sensitivity: 123dB Impedance: 32 ÃŽ © Frequency response: 20-20kmhz Charging box capacity: 2000mAh Bluetooth distance: about 10 meters Connection mode: single / double free use Color: Black Functions: music play / pause, phone response, noise reduction, IOS power display, voice prompt Compatible devices: applicable to Bluetooth devices for Xiaomi, for Samsung, for Apple, for Huawei and other companies, such as for Oppo, for Live, for Lenovo, tablet computers, etc. (Bluetooth adapter is required for Bluetooth) Package size: 100 * 80 * 30mm/3.93*3.14*1.18'' Weight: 120g Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 2 X Bluetooth Earphones 1 X Charge Box 1 X Charge Cable 1 X User Manual.8D surround sound, 5.0 dual ear chip, large capacity, real wireless Bluetooth headset. Included: 2 X Bluetooth Earphones. Impedance: 32 ÃŽ ©. Bluetooth version: 5.0. Functions: music play / pause, phone response, noise reduction, IOS power display, voice prompt.