機種編號S709-12VR驅動單元2× 15mm喇叭頻率響應20-2，000Hz阻抗32Ω±3Ω/VR500-1000Ω靈敏度102dB±3dB最大輸入功率5mW輸入線路 3.5mm立體聲插針導線長度1200mm±10%導線顏色/可選擇黑色耳殼顏色/可選配黑色包裝/可選擇包裝PE袋/吸塑MODELNoS709-12VRDriverunit2× 15mmspeakerFrequencyresponse20-2，000HzImpedance32±3ohm/VR500-1000ΩSensitivity102dB±3dB（at1khz，0.25V）Maxinputpower5mWInputconnection 3.5mmstereoplugCordlength1200mm±10%CordColor/coloroptionblackEarlapColor/coloroptionblackPacking/PackingoptionPEbag/blistercard