Neues BY8 Bluetooth-Headset, kabelloses TWS-Schlaf-Headset, Dual-Ear-Mini-tragbares Digitaldisplay mit Ladehülle

BY-8 parameters: Bluetooth version: V5.3 Bluetooth chip: Jerry 6983D2 Bluetooth distance: about 10M Charging compartment battery: 300MAH Headphone battery: 30MAH Speaker: F10 real copper ring Listening to the song talk time: about 4 hours Charging time: about 1 hour Frequency: 20Hz-20KHz The impedance is 32 ohms. Sensitivity 115dB/mW Waterproof grade: life waterproof Package size: 9.5 * 7.5 * 2.8CM Complete set weight: 55G Charging compartment size: 5 * 5 * 2.2CM Charging compartment + earphone weight: 28.5G Accessories: a manual, a charging cable, a charging compartment, a lanyard, two earphones