2017 Newest Zastone A19 Moisture-Proof Dust Dual Band Dual PTT Mini Convenient Walkie Talkie 2 way radio
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<br />Product features and features:
<br />1. 10 w power:
<br />2. Frequency: 136-174, 400-480MHZ
<br />3. U/V double band, A/B shows, two standby
<br />4. 999 channel storage
<br />5. Emergency alarm function
<br />6. High sensitivity FM radio, 25 stations
<br />7. Simulate, digital audio automatic scanning function
<br />8. VOX acoustic emission function (level adjustable)
<br />9. Multiple and priority channel scanning functions
<br />10. Channel name display and setup
<br />11. Boot character display
<br />12. Full frequency shift frequency Settings
<br />13. Computer software programming, cable replication
<br />14. Pour the frequency function
<br />15. Wide band compatibility
<br />16. Busy channel locking
<br />17. The TOT function of the launch limit
<br />18. Wake up function
<br />19. Lamp setting function
<br />20. Button switch selection
<br />21. Call the end of the call
<br />22. Listen to the intercom function
<br />23. The receiver saves electricity
<br />24. Battery voltage display function
<br />25. Channel offset frequency direction
<br />26. The PTT ID, DTMF
<br />27. High and low power can be chosen
<br />28. The interference function of frequency
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<br />Parameter table
<br />1. The machine parts:
<br />The frequency range is 400-480mhz / 136-174MHz
<br />Working temperature of 20   to + 55  
<br />Frequency synthesis of phase-locked loop frequency
<br />The frequency stability rate is plus or minus 2.5 parts per million
<br />Memory channel 999
<br />Rated voltage DC 7.4 V
<br />Antenna impedance 50 _x005f  
<br />The working mode is the same as the frequency one or the other
<br />Volume 125 x 56 x 31mm (no antenna)
<br />The weight of 245 g
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<br />2. Launch part:
<br />The output power of 10 w
<br />Modulation mode F3E
<br />The maximum frequency is less than or equal to 5KHz
<br />Residual wave radiation < - 60dB
<br />The emission current is less than 1000 ma
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<br />3. Receiving part:
<br />Sensitivity < 0.25 mu V (12dB SINAD)
<br />Noise sensitivity < 0.20 mu V
<br />Intermodulation antiinterference 50dB
<br />Audio power 500 mw
<br />The receiving current is less than or less than 100 ma
<br />Silent standby current 20mA
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<br />Package:
<br />1 * The radio
<br />1 * The antenna
<br />1 * The fire cow
<br />1 * Hang a rope
<br />1 * jacket
<br />1 * English instruction
<br />1 * desiccant
<br />1 * Certificate of approval