Frequency range: 2.4 GHZ 
							        
							        
							 							    
							        
							        Frequency response: 20 Hz
							        
							        
							 							    
							        
							        20 KHz (+- 3 dB) 
							        
							        
							 							    
							        
							        Output impedance: 2200 ohms 
							        
							        
							 							    
							        
							        Pairing method: Automatic
							        
							        
							 							    
							        
							        Microphone type: Condenser 
							        
							        
							 							    
							        
							        Microphone directivity: Unidirectional 
							        
							        
							 							    
							        
							        Microphone diameter: 9.7 x 5.2 mm (0.4 x 0.2")
							        
							        
							 							    
							        
							        Microphone sensitivity: - 47 dB (+- 2dB)
							        
							        
							 							    
							        
							        Signal to noise ration: > 63 dB
							        
							        
							 							    
							        
							        Power supply: Rechargeable lithium battery
							        
							        
							 							    
							        
							        Power consumption: < 70 mA at 0 dBm 
							        
							        
							 							    
							        
							        Operating voltage: 2.0 - 10 V DC 
							        
							        
							 							    
							        
							        Operational distance: 25 metres (82 feet) 
							        
							        
							 							    
							        
							        Operational time: Up to 6 hours 
							        
							        
							 							    
							        
							        Included: 6.35 mm (1/4") audio adapter plug, microphone clamp, windscreens and double charger cord