Nuevo auricular Bluetooth A520 con gancho para la oreja, conducción ósea inalámbrica, gran oferta, batería de larga duración, auriculares multifunción con sonido de alta calidad

A520 Bluetooth Earphone Parameters Bluetooth version: 5.3 Charging input: Voltage: DC5V ± 0.25V/60mA Charging time: about 1.5H/charging current 50mA Sound prompt: English prompt Music duration: approximately 8-10 hours (70% volume) Talk time: approximately 7-9 hours (70% volume) Standby time: about 200 days (in the off state and without the earphones in the charging case) The built-in battery in the charging compartment is 400mAh, which can fully meet 2-3 times of fully charging the earphones Full charging time: approximately 1.5 hours Net weight of earphones: charging case+earphones 78g ± 1g (including lithium battery): Single earphone 8g ± 0.5g (including lithium battery)