| Frequency Range: | 20Hz---20kHz |
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| Frequency: | 20Hz---20kHz |
| Application: | Bluetooth Speaker Recording Shield Is a New Produc |
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This audio shield is a product developed by R&D personnel of our company according to the characteristics and requirements of anti-recording shield. The shape of the product is an air purifier with dual functions of air purification and audio shield. The product has beautiful appearance and is simple and generous. The concealment of air purifier can shield illegal recording.
Air purifier version recording shield is a new product of recording shield series. It is suitable for leading office, small meeting room and other occasions.
AAT-SJ-NK3S 3-side is a product launched according to the needs of users. This product adopts 3-side signal transmission, that is, the three sides of the host can achieve a recording jammer within a range of 2-5 meters.
The main advantages of this product are:
Good concealment: The air purifier is used as the appearance of the product, which looks exactly the same as an ordinary air purifier on the surface, and also increases the background noise, which is extremely concealed.
Stronger shielding effect: Compared with other products in the series, the output interference signal power is greater, so the noise signal picked up by the recording device is stronger, and the shielding effect is stronger.
| Item | performance parameter |
| Shielding type | Mobile phones, recording pens and other sound acquisition devices |
| Shielding distance | 2-5m (shielding distance of different recording equipment is different) |
| Function angle | 180 degrees |
| Number of transmitting terminals | 60 Launching terminals |
| Opening mode | remote control |
| size | 26*16*16cm |
| weight | <2.5kg |
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