Orient Tech Electronics Co. Ltd (China, Shenzhen)

Model Number: PT80.5D1 Key Specifications/Special Features: Specification:Power/front/rear channel @ 4Ohms, 14.4V: 80WRMS x 4Power/front/rear channel @ 2Ohms, 14.4V: 120WRMS x 4Power/front/rear bidged @ 4Ohms, 14.4V: 240WRMS x 2Power/sub channel @ 4Ohms, 14.4V: 180WRMSPower/sub channel @ 2Ohms, 14.4V: 250WRMSPower/sub channel @ 1Ohms, 14.4V: 450WRMS

Signal/noise ratio: >75dB

Amplifier efficiency: more than 85%

Low pass filter: 50 to 500Hz @ 12dB/octave

High pass filter: 50 to 500Hz @ 12dB/octave

Bass boost: 0 to 18dB @ 45Hz

Dimensions (L x W x D): 275 x 176 x 50mm

PT-80.5D2:

• Specification:
  • Power/front/rear channel @ 4Ohms, 14.4V: 80WRMS x 4
  • Power/front/rear channel @ 2Ohms, 14.4V: 120WRMS x 4
  • Power/front/rear bidged @ 4Ohms, 14.4V: 240WRMS x 2
  • Power/sub channel @ 4Ohms, 14.4V: 250WRMS
  • Power/sub channel @ 2Ohms, 14.4V: 350WRMS
  • Signal/noise ratio: >75dB
  • Amplifier efficiency: more than 85%
  • Low pass filter: 50 to 500Hz @ 12dB/octave
  • High pass filter: 50 to 500Hz @ 12dB/octave
  • Bass boost: 0 to 18dB @ 45Hz
  • Dimensions (L x W x D): 275 x 176 x 50mm
• PT-80.5D3:
  • Specification:
    • Power/front/rear channel @ 4Ohms, 14.4V: 80WRMS x 4
    • True full range digital amplifier is in an ultra compactchassis - small enough to be amounted under a car seat
    • Have to stress the fact that this is a full range digitalamplifier to run full range speakers
    • Fully variable high and low pass filters, variable bassboost
    • Power/front/rear channel @ 2Ohms, 14.4V: 120WRMS x 4
    • Power/front/rear bridged @ 4Ohms, 14.4V: 240WRMS x 2
    • Power/sub channel @ 4Ohms, 14.4V: 560WRMS
    • Power/sub channel @ 2Ohms, 14.4V: 800WRMS
    • Signal/noise ratio: >75dB
    • Amplifier efficiency: more than 85%
    • Low Pass filter: 50 to 500Hz @ 12dB/octave
    • High pass filter: 50 to 500Hz @ 12dB/octave
    • Bass boost: 0 to 18dB @ 45Hz
    • Dimensions (L x W x D): 345 x 176 x 50mm