PHOTO | MODEL NAME | MANUFACTURER | TYPE | CHANNELS | VIEWS |
| Bigjoe3 Digital Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11559 |
| Bigjoe2 Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10420 |
| Mass Remote Pre-AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 8994 |
| Cute Curve Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10811 |
| Cute Beyond Headphone | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11407 |
| Bravo 24bit/96kHz Digital Processor | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11254 |
| Korora MC/MM Phono AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11076 |
| Spitfire DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10979 |
| Fubar4 Plus DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9669 |
| Fubar4 DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7791 |
| FubarI/O DAC/ADC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9989 |
| Fubar3 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10069 |
| Fubar2 USB DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9648 |
| Fireye1 Micro Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 5992 |
| Fireye2 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7290 |