| Item | 
                                    Specification | 
                                  
                                   
                                    | Radio 
                                      Frequency Type  | 
                                    ISM 2402MHz 
                                      ~ 2480MHz  | 
                                  
                                   
                                    | Radio 
                                      Interface  | 
                                    ISM 2.4GHz: 
                                      FSK Modulation with Frequency Hopping  | 
                                  
                                   
                                    | Output 
                                      Power: Class 1(100mW)  | 
                                  
                                   
                                    | Tx Max 
                                      Output Power | 
                                    100mW 
                                     | 
                                  
                                   
                                    | Rx Sensitivity | 
                                    -95dBm 
                                     | 
                                  
                                   
                                    | Voice 
                                      Latency | 
                                    < 
                                      100ms | 
                                  
                                   
                                    | Line 
                                      Station Connector | 
                                    XLR-4S 
                                      and 3.5pi Ear-Jack and mini USB  | 
                                  
                                   
                                    | Headset 
                                      Station Connector | 
                                    XLR-4P 
                                      and 3.5pi Ear-Jack and mini USB  | 
                                  
                                   
                                    | Battery | 
                                    Internal 
                                      Li-Polymer @3.7V/2200mA  | 
                                  
                                   
                                    | Antenna | 
                                    Internal 
                                      Chip Antenna @Avg. -2dBi  | 
                                  
                                   
                                    | Audio 
                                      Sampling Frequency | 
                                    8KHz 
                                     | 
                                  
                                   
                                    | Microphone 
                                      Type | 
                                    Electret 
                                      or Dynamic  | 
                                  
                                   
                                    | Charging | 
                                    Via mini 
                                      USB connector using supplied Charger  | 
                                  
                                   
                                    | Noise 
                                      Reduction | 
                                    100dB 
                                      with soundproof  | 
                                  
                                   
                                    Channel 
                                      Setting
  | 
                                    Selected 
                                      by Group ID through LCD  | 
                                  
                                   
                                    | (LOS) | 
                                    100 ~ 
                                      200M @Class 1  | 
                                  
                                   
                                    | Maximum 
                                      operation users | 
                                    9 person 
                                      ( Not include Master device )  | 
                                  
                                   
                                    | Dimensions | 
                                    111.5mm(H) 
                                      x 69mm(W) x 30mm(D) | 
                                  
                                   
                                    | Weight | 
                                    < 
                                      220g  |