PHOTO | MODEL NAME | MANUFACTURER | TYPE | CHANNELS | VIEWS |
| Bigjoe3 Digital Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11604 |
| Bigjoe2 Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10470 |
| Mass Remote Pre-AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9018 |
| Cute Curve Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10851 |
| Cute Beyond Headphone | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11468 |
| Bravo 24bit/96kHz Digital Processor | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11303 |
| Korora MC/MM Phono AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11116 |
| Spitfire DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11017 |
| Fubar4 Plus DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9731 |
| Fubar4 DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7822 |
| FubarI/O DAC/ADC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10045 |
| Fubar3 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10107 |
| Fubar2 USB DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9682 |
| Fireye1 Micro Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 6020 |
| Fireye2 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7318 |