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                                                            | Weight: | 20 g | 
                                                                                                                            
                                                            | Brand: | Koss | 
                                                                                                                            
                                                            | Description: | Connection type: wired, headphone type: on-ear, connector: 2 x mini jack 3.5 mm, microphone functions: noise-canceling microphone | 
                                                                                
                                                                                        
                                                            | Harmonic coefficient: | 0.2 % | 
                                                                                
                                                                                        
                                                            | Connection type: | With wire | 
                                                                                
                                                                                        
                                                            | Connector: | 2 x mini jack 3.5 mm | 
                                                                                
                                                                                        
                                                            | Impedance: | 60 ohm | 
                                                                                                                            
                                                            | Sensitivity: | 101 dB | 
                                                                                
                                                                                        
                                                            | Length of cable: | 2.4 m | 
                                                                                
                                                                                        
                                                            | Mount type: | Occipital arch | 
                                                                                
                                                                                        
                                                            | Microphone type: | Condenser/electret | 
                                                                                
                                                                                        
                                                            | Maximum playback frequency: | 25000 Hz | 
                                                                                                                            
                                                            | Minimum repeatable frequency: | 15 Hz | 
                                                                                
                                                                                        
                                                            | Microphone mount: | Fixed | 
                                                                                                                            
                                                            | Headphone type: | Invoices | 
                                                                                
                                                                                        
                                                            | Maximum microphone frequency: | 16000 Hz | 
                                                                                                                            
                                                            | Minimum microphone frequency: | 100 Hz | 
                                                                                                                            
                                                            | Microphone functions: | Noise canceling microphone | 
                                                                                                                            
                                                            | Microphone sensitivity: | -67 dB | 
                                                                                
                                                                                        
                                                            | Cable connection: | Unilateral | 
                                                                                                                            
                                                            | Type of acoustic design: | Open | 
                                                                                
                                                                                        
                                                            | Connector shape: | L-shaped |