PHOTO | MODEL NAME | MANUFACTURER | TYPE | CHANNELS | VIEWS |
| Bigjoe3 Digital Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11696 |
| Bigjoe2 Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10540 |
| Mass Remote Pre-AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9053 |
| Cute Curve Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10916 |
| Cute Beyond Headphone | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11539 |
| Bravo 24bit/96kHz Digital Processor | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11361 |
| Korora MC/MM Phono AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11179 |
| Spitfire DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11090 |
| Fubar4 Plus DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9801 |
| Fubar4 DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7909 |
| FubarI/O DAC/ADC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10120 |
| Fubar3 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10168 |
| Fubar2 USB DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9745 |
| Fireye1 Micro Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 6059 |
| Fireye2 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7367 |