Beijing Heweiyongtai Sci & Tech Co., Ltd.
Beijing Heweiyongtai Sci & Tech Co., Ltd. Beijing Heweiyongtai Sci & Tech Co., Ltd. was established in the beginning of 2008. We are a hi-tech enterprise specializing in manufacturing and trading
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Wireless Listening System
Model: HWJT-WS900B
Features:
Technical Parameter:
| Receiving Part | |
| Dimension | L110 * W57 * H39mm |
| Power supply | 7.4 V / 2800 mAh Li-ion Battery |
| Working time upto 8hours | |
| Receiving Channel | 16 |
| Power | 5W |
| Weight | 240gram |
| Receiving Sensitivity | 0.20μV@20/25KHz typical |
| Rated Audio Power | 1W |
| Audio Distortion | 5% or less |
| Storage | 32GB which can record for 500hours |
| Recording file format | WAV |
| Playback function | Yes |
| USB2.0 Extract | Support |
| With earphone | Yes |
| Working Temperature | -25℃~ + 60℃ |
| Transmitting Parts | ||||||
| Item No. | Front End | Transmitting/ Receiving Channel | Power Supply | Receiving Range | Working Time | Charging Time |
| 1 | Led Lamp | 1 | 220v | 200~500m | All time | -- |
| 2 | Power Strip | 2 | 220v | 200~500m | All time | -- |
| 3 | Power Bank | 3 | Li battery | 200~500m | 15days | 12hours |
| 4 | Digital perpetual calender | 4 | “D” cell | 200~500m | 3days | 10hours |
| 5 | WI-FI Router | 5 | 220v | 200~500m | All time | -- |
| 6 | Mini Black Sensor | 6 | Li battery | 200~500m | 20hours | 2hours |
| 7 | Vehicle Charger | 7 | Vehicle battery | 200~500m | -- | -- |
| 8 | Tissue Box | 8 | Li battery | 200~500m | 2days | 2hours |
| 9 | Air Conditioner Remote Control | 9 | AAA battery | 200~500m | 2days | 10hours |
| 10 | Wall Light | 10 | 220v | 200~500m | All time | -- |
