Tai nghe HD Bluetooth Grandstream GUV3050
| Model | GUV3050 | 
| Connection | Bluetooth 4.2, allows for dual connectivity for two Bluetooth devices simultaneously | 
| Bluetooth | Class 2 and Bluetooth 4.2 | 
| Talk time | Up to 12 hours | 
| Audio control | Hook off/on, Mic Mute, Speaker volume up/down on headset | 
| Integrated busy light | Red lights on both ear cups are activated automatically when on a call | 
| Speaker bandwidth music mode | 20Hz - 20kHz | 
| Speaker bandwidth communication mode | 150Hz - 6.8kHz | 
| Microphone type | Medium-length boom arm with Noise Canceling unidirectional | 
| Microphone frequency range | 150Hz - 6.8kHz | 
| Temperature | Operating: -10˚C to + 40˚C Storage: -20˚C to + 50˚C  | 
		
| Headset Weight | 158g | 
| Packaging dimensions | Headset: 155x36x180mm Charging stand: 100x81x108mm  | 
		
| Packaging | User Guide, GUV3050 BT headset, GUV-UDG01 Bluetooth USB adaptor, charging stand |