PHOTO | MODEL NAME | MANUFACTURER | TYPE | CHANNELS | VIEWS |
| Bigjoe3 Digital Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 11116 |
| Bigjoe2 Power AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10000 |
| Mass Remote Pre-AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 8673 |
| Cute Curve Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10396 |
| Cute Beyond Headphone | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10921 |
| Bravo 24bit/96kHz Digital Processor | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10826 |
| Korora MC/MM Phono AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10582 |
| Spitfire DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 10524 |
| Fubar4 Plus DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9235 |
| Fubar4 DACs/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 7452 |
| FubarI/O DAC/ADC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9472 |
| Fubar3 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9648 |
| Fubar2 USB DAC | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 9260 |
| Fireye1 Micro Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 5715 |
| Fireye2 USB DAC/Headphone AMP | Firestone Audio Co., Ltd. Taiwan | Digital | Stereo | 6976 |