![Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v For Sale - US Audio Mart Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v For Sale - US Audio Mart](https://img.usaudiomart.com/uploads/large/3499618-c66607d8-harmankardon-hk870-high-current-stereo-power-amplifier-with-toroidal-transformer-silver-120v.jpg)
Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v For Sale - US Audio Mart
![Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499615 - Canuck Audio Mart Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499615 - Canuck Audio Mart](https://img.usaudiomart.com/uploads/large/3499617-0e11eaec-harmankardon-hk870-high-current-stereo-power-amplifier-with-toroidal-transformer-silver-120v.jpg)
Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499615 - Canuck Audio Mart
![Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499624 - Canuck Audio Mart Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499624 - Canuck Audio Mart](https://img.usaudiomart.com/uploads/large/3499624-harmankardon-hk870-high-current-stereo-power-amplifier-with-toroidal-transformer-silver-120v.jpg)
Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499624 - Canuck Audio Mart
![Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v For Sale - US Audio Mart Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v For Sale - US Audio Mart](https://img.usaudiomart.com/uploads/large/3499625-25f1f8bc-harmankardon-hk870-high-current-stereo-power-amplifier-with-toroidal-transformer-silver-120v.jpg)
Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v For Sale - US Audio Mart
![Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499623 - US Audio Mart Harman/Kardon hk870 High Current Stereo Power Amplifier with Toroidal Transformer - Silver 120v Photo #3499623 - US Audio Mart](https://img.usaudiomart.com/uploads/large/3499623-harmankardon-hk870-high-current-stereo-power-amplifier-with-toroidal-transformer-silver-120v.jpg)