請問有人用過MidiLand 紅外線 5.1 耳機嗎?
發表於 : 週二 12月 16, 2003 12:07 pm不知評價如何?
• 虛擬5.1 音場處理效果 • 有效傳輸距離 (8公尺) • 噪訊比 S/N ratio over 60dB • 平衡音量旋鈕, 單邊可達 90dB 以上 • 自動斷電省電裝置 ,延長電池壽命 • 耳機使用2顆3號電池 . • 接收主機附有充電電池專用充電座 • 1組光纖 及 2組 RCA 輸入端子 • 人體工學設計 , 配帶舒適性佳 General Infrared wavelength: 850mm Modulation: Frequency modulation Carrier frequency: Right 2.8MHz, Left 2.3MHz Effective range (Max): 11 meters Frequency response: 20Hz ~ 20KHz IR-TF1 IR Decoder Unit Power requirement: DC 12V 300mA Power input tolerance: 11 ~ 13V Audio input range: 0.2 ~ 5V Power consumption: 2.5W Modulation: ±75KHz S/N Ratio: ≥60dB Distortion: 0.2% Dimension (L x W x H): 2.76” x 7.10” x 7.28” Weight: 640g (Ex. adaptor & audio cable) IR-HF1 IR Stereo Headphone Power requirements: DC 3V (1.5V AAA x 2) Speaker: 40mm Mylar cone Impedance: 32 Ohms ± 4 Ohms Distortion: 1% THD at NoM.DEV S/N Ratio: ≥ 70dB R/L balance: ±2dB (mono); ≥60dB (stereo) Battery life: Up to 48 hours (at 10mW sound output) Weight: 280g (excluding batteries)
• 虛擬5.1 音場處理效果 • 有效傳輸距離 (8公尺) • 噪訊比 S/N ratio over 60dB • 平衡音量旋鈕, 單邊可達 90dB 以上 • 自動斷電省電裝置 ,延長電池壽命 • 耳機使用2顆3號電池 . • 接收主機附有充電電池專用充電座 • 1組光纖 及 2組 RCA 輸入端子 • 人體工學設計 , 配帶舒適性佳 General Infrared wavelength: 850mm Modulation: Frequency modulation Carrier frequency: Right 2.8MHz, Left 2.3MHz Effective range (Max): 11 meters Frequency response: 20Hz ~ 20KHz IR-TF1 IR Decoder Unit Power requirement: DC 12V 300mA Power input tolerance: 11 ~ 13V Audio input range: 0.2 ~ 5V Power consumption: 2.5W Modulation: ±75KHz S/N Ratio: ≥60dB Distortion: 0.2% Dimension (L x W x H): 2.76” x 7.10” x 7.28” Weight: 640g (Ex. adaptor & audio cable) IR-HF1 IR Stereo Headphone Power requirements: DC 3V (1.5V AAA x 2) Speaker: 40mm Mylar cone Impedance: 32 Ohms ± 4 Ohms Distortion: 1% THD at NoM.DEV S/N Ratio: ≥ 70dB R/L balance: ±2dB (mono); ≥60dB (stereo) Battery life: Up to 48 hours (at 10mW sound output) Weight: 280g (excluding batteries)
