| Model no. | Description | Feature | 3D drawing | Spec. |
|---|---|---|---|---|
| OBO-A1-0010-18 | Greip drive circuit built-in version | HIFI circuit build-in | Preview | Download | |
| OBO-A1-0010-08 | Greip external drive version（need to design amplifier) | HIFI circuit build in, customer can re-desing single, dual signal input/output circuit at high, low frequnecy | Preview | Download |
