| Shielding type | Devices such as mobile phones and digital recording pens for sound collection |
| Shielding distance | 2-8 m |
| Angle of action | 90-120° |
| Adjustment method | Knob infinite adjustment (non gear adjustment) |
| Opening method | Remote control opening |
| Product size | 230 * 60 * 80mm |
| weight | 600g |
| ambient temperature | -40 ℃~55 ℃ |
| Relative humidity | 35~85% |
| Power consumption | 12.6w |
| Battery capacity | 3400mah/12v |
| Charging voltage | DC 12V/1A |
| Packaging instructions | PP protective box |









