Content:
diamter 44mm,baffle opening 14.5mm,thickness:19.5mm
impendance:8ohm at 1000hz
power:20W,MAX 30Watt
lowest resonant requency:500+-20% HZ
outpt sound pressure:86+-3db/o.1 watt
Frequency range:F0-20 KHZ ,Average SPL+-10db
distortion:5% Max at 1000HZ 10W
operation termperature:-20deg to 50deg
storage temperature:-40deg to 60deg