
Specifications
| GBU421 | 
 | 
| Connectors | USB Type A1 | 
| Data Rate | 2.1 Mbps | 
| Frenquency Band | 2.402 GHz - 2.4835GHz Unlicensed ISM band | 
| Humidity | 10% - 90%  | 
| Interface | USB | 
| Modulation | GFSK (Gaussian Frenquency Shift Keying) | 
| Operating Temperature | 0°C - 50°C | 
| Security | Pairing, Encrption, Authentication | 
| Sensitivity | Minimum - 76dB | 
| Transmission Power | 4dBm max with power control (Class 2) | 
| Weight | 0.4 oz. | 
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