RS-507M 25W High Power VHF Marine Band Walkie-talkie Waterproof Marine Radio Walkie Talkie Sea Float Ham Inter-phone

Feature 1 DCS2 GPS3 Beep tone4 MMSI Code5 Automatic Acknowledgement6 Favorite channel7 Position indication8 Scan resume timer9 Weather alert10 Dual Tri watch11 Weather channel12 Channel 9 call channel 13 Display backlight14 Microphone lock function15 Vibration Water Draining FunctionCall mode Distress CallIndividual CallGroup CallAll Ships CallGeographical Area CallSpecification General Frequency coverageTX 156 025 157 425MHz RX 156 050 163 275MHz ModeFM 16K0G3E DSC 16K0G2B Frequency stability±10ppm Operating temperature range 20℃ 60℃ Antenna impedance50Ω Dimensions W DxH 153mm 152mm 67mm Weight main unit 742g with microphone Transmitter Output power25W 1W Max frequency deviation±5 0kHz Spurious emissions≤ 70dB H ≤ 56dB L Adjacent channel power≥70dB Audio harmonic distortion≤10 Current drain≤5 5A H ≤1 5A L Input resistance2kΩReceiver Sensitivity≤0 2uV Squelch sensitivity≤0 2uV Adjacent channel selectivity≥70dB Spurious response rejection ratio≥70dB Intermodulation rejection ratio≥70dB Max current≤1 5A Audio output power≥4 5W 10 GPS signal ver NMEA0183 2 0 Output impendence4Ω Package included 1 x Walkie talkie1 x DC power cable1 x Spare fuse1 x Mounting bracket1 x Screws for mounting bracket1 x Microphone hanger1 x Manual