N-519 Long-distance 4G Full Netcom Walkie-talkie Supports One-to-one Call Group Call GPS Positioning
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                                            High quality mstar M-519 cell phone gps function two way radio gps tracker walkie talkie with sim card Common Index Model:CK290 Frequency Range 400-470MHz Rated Voltage DC 7.2V Memory Channel 2*128 Channel Spacing 12.5KHz/25KHz Frequency Sensitivity ±2.......                                         
                                            Guangzhou Minxing Communications Equipment Co., Ltd.
                                         
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