Welcome!Our store is the official authorized direct store of HTC brand,any form of inspection is supported,guaranteed after sale. You can consult and buy all products with confidence from our store.PS:Remove the charging protective film before use.Bluetooth Wireless Headphone Quick Pairing: Bluetooth wireless headphones adopt the latest Bluetooth 5.1 technology and can be connected quickly and stably to any Bluetooth enabled mobile phone or computer. Bluetooth connection distance up to 10-15 metersENC noise reduction of bluetooth headphones: Hands-free headphones have integrated high-quality audio chips, clear treble and appropriate bass to capture every detail of music. The headphones also have a built-in ENC noise reduction microphone with high-quality sound transmission function, allowing you to realize the freedom to callSuperior battery life with wireless charging box: Charging box with digital display has built-in magnetic gears to provide fast charging. Each earbud has a power of 45 mAh, the charging box has a capacity of 400 mAh. The bluetooth headphones can continue talking or playing music for up to 8 hours after a single charge. The charging box can charge the earbuds about 5 - 6 times. (Depends on how long you use the headphones)Quick Pairing: If you have paired the headphones with your device once, the headphones will automatically enter pairing mode when the charging case is opened and Bluetooth is activated from your device. They are ready to use as soon as you take them out of the case.Comfortable to wear: The soft rubber plug design of the bluetooth headphones, fit well to the ears and do not fall easily, providing a comfortable listening experience. It allows you to use it while running, working out in the gym, cycling, hiking and yoga. Note: Do not use them by immersing them in water. If there is a quality problem with the headphones, do not hesitate to contact us, we will solve problems 100% online.If you bought our product and there is a problem, please send us a private message on your order, we will contact you soon and solve the problem for you.Headphone battery capacity: 45mAh Charging box Battery capacity: 400mAhDuration time: about 32 hours Charging time: about 2 hoursFunctions: answer calls, change songs, control volume, support music, voiceassistant Package List:2 X Bluetooth Earphone (left and right)1 X Battery compartment3 X Type of earplug 1 X USBcable 1 X User guide1 X Warrantycard ABOUT LOGISTICS AND RETURNS_The Platinum Store is committed to providing free return and exchange services within one month.2. Local delivery in Mexico, fast delivery within 3 to 7 days. (Delivery may be affected by weather and other factors. Due to epidemics and weather conditions, the delivery period may be extended. Please understand.)