M3 macaron wireless Bluetooth speaker lock and load spray portable mobile phone mini metal silicone small speaker

product Introduction

function: Bluetooth

bluetooth version: RDA5.0
output power: 3W
input voltage: DC5V
speaker: 4~3W
signal-to-noise ratio: ≥ 85db
distortion rate:<0.5%

battery capacity: 300 mA

playing time: 1-2 hours
wireless distance: 10m
frequency response: 150HZ-20KHZ
material: Metal + silica gel

bluetooth distance: 15 meters