6月*精選促銷價貨品*
N-筆記簿及會計用品
產品資料
項目 內容 其他資料 Cord length: 1.8 m (5.90 ft) Frequency response (Headset): 20Hz to 20kHz Frequency response (Microphone): 100Hz to 6,500Hz Input Impedance: 22 Ohms Sensitivity (headphone): 122 dB +/-3 dB Sensitivity (microphone): -44dBV/PA +/- 2.5dB TECHNICAL SPECIFICATIONS
