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RT38/RT638 Two-Color Mini Walkie Talkies For Kids
Technical parameters:
| Channels |
22 |
|
Sub-code |
121 |
|
Battery |
3*AAA（NOT INCLUDE） |
|
Frequency |
FRS:462.5625-467.7125MHz |
|
Range |
Up to 2 Km（Open field） |
|
Transmission Power |
≤500MW |
|
Modulation Type |
FM-F3E |
|
Channel spacing |
12.5KHz |
Standard Accessories:
1、2*RT38 two way radio
2、1*User Manual
|
Receiving |
|||
|
Receiving sensitivity |
-119 DBM@12dB |
Noise Sensitivity |
-122+/-1dBm |
|
Signal-to-noise ratio |
68 DB |
Neighborhood selectivity |
63dB |
|
Spurious Response |
65dB |
Intermodulation Rejection |
62dB |
|
Audio output power |
0.25w |
|
|
|
Transmitting |
|||
|
Transmitting power |
0.5W |
Transmitting Audio Distortion |
<5% |
|
Maximum frequency deviation |
2.4KHz |
Stray radiation |
-37dBm |
|
Adjacent channel power |
-65dB |
Working current |
TX ≤ 350mA RX ≤ 290mA Standby < 80mA Save electricity ≤ 15mA |
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