Redell LED hidden two way radio 99 storage channel and 5-10KM talk range walkie talkie
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Redell two way radio—R-690 LED hidden two way radio |
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Features and functions |
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Compact size |
110×59×34mm |
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Frequency Range |
400-470MHz |
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Channel Capacity |
99 channels |
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Output Power |
5W |
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Battery Life |
1100mAh ( high 1800mAh choice) |
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Weight |
216g (with battery, antenna) |
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Functions |
monitor/scan/scan temperary delete/high-low power selectable/Talk around |
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reverse frequency//busy channel lockout /squelch adjustable/ |
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key programmable/emergency call/battery call |
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/battery save/end roger |
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Transmitter Output Power High 5W/ Low 1.5W Modulation Type 16KF 3E/FM Spurious Radiation ≤7.5uW Modulated Noise <-40dB Max Fr.Deviation ≤±5KHZ |
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Frequency Stability |
5ppm |
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Modulation Distortion |
<5% |
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Current |
≤1300mA |
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Audio Response |
+6.5dB~14dB |
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Adjacent Channel Power |
≥65dB |
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Operating Voltage |
7.4 V DC |
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Intermediation Sensitivity |
8-12mv |
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Operating Temperature |
-20°C +60°C |
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Receiver |
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RF Sensitivity |
≤0.2μV |
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Audio distortion |
≤5% |
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Audio Response |
+7~-12.5dB |
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Adjacent Channel Selectivity |
≥65dB |
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Intermodulation Rejection |
≥55dB |
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Spurious Rejection |
≥70dB |
Audio Power 1W
Occupied Bandwidth ≤16KHz
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Frequency Stabilitt |
±2.5ppm |
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