TWS Headset Wireless Bluetooth 5.0 Earphone Stereo LED Headphone Mini Earbuds Features: Take the earphone out of the charging box, the earphone will automatically turn on, automatically pair, no need to operate, easy to use and convenient. Using the 5.0 version of the Bluetooth chip, the call effect, compatibility and functionality, etc. have been significantly improved, no carton delay. According to ergonomics, deeply fit the ear canal to make the ear more comfortable and prevent falling. The weight of the earphone body is about 3.5 grams, the stylish compact body creates better invisible visual effects, and wears no pressure for a long time. Specifications: Bluetooth Version: V5.0 EDR Earbuds Battery capacity: 55mA Portable charging case:350mAh Earbud Charging Time: 1hour Charging box charging time:: 2hours Operating Range: 7-10 meters Bluetooth Profile: HFP, HSP, AVRCP and A2DP Playing Time: 3-4 hours(after full charge) Talking Time: 3-4 hours(after full charge) Standby Time: 120 hours(after full charge) Battery type: Rechargeable lithium-ion polymer battery Speaker specifications: 8 li copper ring coated Speaker impedance: 16Ω Speaker frequency response: 20Hz ～ 20KHz Speaker rated power: 3MW Speaker 1k sensitivity: 98db Package Included: 2 * headphones 1 * charging case 1 * charging cable 1 * User Manual