| Parameters | 
                                    
                                                                                                            
                                        | Mfr | 
                                        Digi | 
                                    
                                                                        
                                        | Series | 
                                        Digi WR21 | 
                                    
                                                                        
                                        | Package | 
                                        Box | 
                                    
                                                                        
                                        | Product Status | 
                                        Obsolete | 
                                    
                                                                        
                                        | Function | 
                                        Router | 
                                    
                                                                        
                                        | Modulation or Protocol | 
                                        LTE, HSPA+ | 
                                    
                                                                        
                                        | Frequency | 
                                        700MHz, 850MHz, 1.7GHz, 1.9GHz | 
                                    
                                                                        
                                        | Applications | 
                                        General Purpose | 
                                    
                                                                        
                                        | Interface | 
                                        RS-232 | 
                                    
                                                                        
                                        | Sensitivity | 
                                        - | 
                                    
                                                                        
                                        | Power - Output | 
                                        - | 
                                    
                                                                        
                                        | Data Rate (Max) | 
                                        150Mbps | 
                                    
                                                                        
                                        | Features | 
                                        - | 
                                    
                                                                        
                                        | Voltage - Supply | 
                                        - | 
                                    
                                                                        
                                        | Base Product Number | 
                                        WR21-M52 | 
                                    
                                                                        
                                        | RoHS Status | 
                                        RoHS Compliant | 
                                    
                                                                        
                                        | Moisture Sensitivity Level (MSL) | 
                                        1  (Unlimited) | 
                                    
                                                                        
                                        | REACH Status | 
                                        REACH Unaffected | 
                                    
                                                                        
                                        | ECCN | 
                                        5A992C | 
                                    
                                                                        
                                        | HTSUS | 
                                        8517.62.0020 | 
                                    
                                                                        
                                        | Other Names | 
                                        602-2156 | 
                                    
                                                                        
                                        | Standard Package | 
                                        1 | 
                                    
                                                                                                        
                            
                         
                                                4G/3G LTE, HSPA+ Router AT&T RS-232