MODEL No：S-911MDriver unit：2??30mm speakerFrequency response：20-10,000HzImpedance：32±3ohmSensitivity：106dB±3dB（at 1 khz,0.5V）Max input power：15mWInput connection：?3.5mm stereo plugCord length：1500mm±10%Cord Color/color option：BlackEarlap Color/color option：ArgentinePacking/Packing option：PE bag/blister card