1. Speaker size: 50mm 
2. Impedance: 15ohm+-15% 
3. Sensitivity: 102+-3db 
4. Frequency range: 20Hz-20KHz 
5. Microphone size: 6.0x5.0mm 
6. Microphone sensitivity: -38+-3dB 
7. Microphone impedance: about 2.2Kohm 
8. Directionality: omnidirectional 
9. Cable length: about 2.0 meters 
10. LED working voltage: DC 5V 
11. Working current: about 180mA, 
12. Headphone jack: USB+3.5mm 
13. Product size: 17.5 x 9.5 x 21cm 
14. Product weight: 317g
Specification:
  
	| Package Weight | 
		  
			
					| One Package Weight | 0.52kgs / 1.15lb |  
		  
			
					| One Package Size | 23cm * 19cm * 11cm / 9.06inch * 7.48inch * 4.33inch |  
		  
			
					| Carton Weight | 10.50kgs / 23.15lb |  
		  
			
					| Carton Size | 57cm * 48cm * 40cm / 22.44inch * 18.9inch * 15.75inch |  
		  
			
					| Loading Container | 20GP: 243 cartons * 20 pcs = 4860 pcs 40HQ: 565 cartons * 20 pcs = 11300 pcs
 
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