| Manufacturer | Part Number | Description |
|---|---|---|
| CSMSC | HWD2171 | 3W Audio Power Amplifier |
| CSMSC | HWD2119 | 350mW Audio Power Amplifier |
| CSMSC | HWD2182 | 250mW Audio Power Amplifier |
| CSMSC | HWD2180 | Dual 250 mW Audio Power Amplifier |
| CSMSC | HWD2108 | Dual 105mW Headphone Amplifier |
| CSMSC | HWD2111 | Dual 105mW Headphone Amplifier |
| CSMSC | HWD2163 | Dual 2.2W Audio Amplifier Plus Stereo Headphone Function |
| CSMSC | HWD2161 | 1.1W Audio Power Amplifier |
| CSMSC | HWD2190 | 1 Watt Audio Power Amplifier |
