| Shielding Objects | Voice recording devices including Cell Phones, Recording Pens, Audio devices, etc. |
| Shielding Radius | 0.5-1.5 meter |
| Shielding Effect | > 80% |
| Shielding Angle | Horizontal 90°/ Vertical 90° |
| Battery Capacity | 6000 mAh / 12V (3 * 2000mAh) |
| Product Weight | 0.6 KG |
| Product Size | 142*74*29mm |
| Packing Box Size | 270*220*120mm |
| Power Supply | Internal Battery / AC Adaptor |
| Working Current | 0.3A |
| Interception Mode | Acoustic Interference |
| Interception Strength | 85dB |
| Working Time | 8 hours |
| Working Temperature | -30℃~40℃ |
| Shell Material | Metal |