| Place of Origin |
Jiangsu China (Mainland) |
Type SFM27-W V.Rated Voltage 12 V.Opcration Voltage 3 24 mA.Rated Current ≤12 dB.Soud Output ≥95 Hz.Resonant Freq 3000±500 Operating Temp -20 +60 Storage Temp -30 +70 g .Weight 7 R/SFM-27-W is thespecifications for this type ofROHS products . W means black box.