long lasing life !
comfortable to wear!
the magnetic design!
Bluetooth version: 5.2!
battery capacity: 3.7v 200mah!
standby time: approximately 80 hour!
horn diaketer: 14.2mm!
speaker sensitivity: 116 db+3 db!
frequency response range: 20-20 KHZ!
distance 10m barrier free!
Features of W01 Bluetooth earphones: Large metal cavity - more full and three-dimensional sound, Three sound effects modes - short press the multifunction key ...