Advanced Wireless Intercom Headset with Noise Cancellation – GAOTek
Explore wireless freedom with 400m range, dual-mic noise cancellation, 10-hour battery life, and support for up to 11 users with clear audio.
SKU:
GAOTek-OTS-565
Category: Optical Talk Sets
Description
Description
Features
- 400 m Range TransmissionÂ
- Dual-mic Noise CancellationÂ
- Supports up to 11 users Â
- Dependable Mute ControlÂ
- Dust and Water Resistance  Â
- 10- Hour Battery Life Â
- 3.5 mm Headphone SupportedÂ
Technical Specifications
| LOS Range | 1,300 ft (400 m) |
| Operating Frequency | 1.9 GHz (DECT) |
| Transmit Power | ≤ 21 dBm (125.9 mW) |
| Receiver Sensitivity | < -90 dBm |
| Battery Capacity | 770 mAh (2.926 Wh) |
| Charging Time | < 3 hours |
| Frequency Response | 150 Hz to 7 kHz (±10 dB) |
| SNR (Signal-to-Noise Ratio) | 71±2 dB @94 dB SPL, 1 kHz |
| Distortion | < 1% @94 dB SPL, 150 Hz to 7 kHz |
| Microphone Type | Electret |
| Maximum Input SPLÂ | > 115 dB SPLÂ |
| Output SPLÂ | 98 dB SPL (@94 dB SPL, 1 kHz)Â |
| Environmental Noise Reduction | > 20 dB (from all directions) |
| Weight | ≈ 185.2 g (with battery) |
| Temperature (Working) | 0°C to 45°C |
| Temperature (Storage) | -10°C to 60°C |
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