Security Guard System VT-K4AT Two-Way Radios
| Model: | VT-K4AT |
|---|---|
| Brand: | VITAI |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Telecommunication & Broadcasting / Wireless Equipment |
| Label: | two-way radios , security guard syste , walkie talkie |
| Price: |
US $48
/ pc
|
| Min. Order: | 1 pc |
Product Description
1. Frequency Range: 136-174MHz.
2. Output power: 1W/5W
3. Channel: 99
4. Busy Channel Lockout
5. VOX function
6. CTCSS/DCS
7. Time-out Timer
8. Voice prompt
9. Low battery alert
10. High and low power switchable
11. DTMF signaling system
12. Scrambler (optional)
13. Priority channel auto scan
14. P.C programming
15. Talk Range: 5- 10km
16. Weight: 260g (include battery)
|
GENERAL
|
VT-K4AT
|
|
Frequency coverage
(Varies according to version) |
136~174MHz
|
|
Channel capacity
|
99
|
|
Channel Spacing
|
5 kHz /10 kHz / 12.5kHz/25.0kHz
|
|
Frequency stability
|
±5PPM
|
|
Operating temperature
|
-20～+60℃
|
|
Power supplyrequirement
|
7.2V DC
|
|
Antenna Impedance
|
50Ω
|
|
Dimensions
(projections not included; W×H×D) |
120x51x35mm
|
|
Weight (approx.)
|
265g(Includebattery & antenna) 1000mAh
|
|
Battery
|
1100 (Li-ion battery)
|
|
TRANSMITTER
|
VT-K4AT
|
|
RF output power
|
5W
|
|
Modulation Type
|
16kΦF3E
|
|
Modulation Limiting
|
≤5kHz
|
|
Modulation Sensitivity
|
12mV
|
|
Spurious emissions
|
0.75μW
|
|
Adjacent Ch. power
|
≥65dB
|
|
Max. freq. deviation
|
≤5kHz
|
|
CTCSS Frequency Deviation
|
0.75KHz+/-50Hz
|
|
RECEIVER
|
VT-K4AT
|
|
Receiving Sensitivity
|
0.25μV
|
|
Adjacent Ch. Selectivity
|
≥65dB
|
|
Inter-modulation
|
≥60dB
|
|
Audio Response
|
+2dB -10dB
|
|
Audio Output
|
≥500mW.
|
|
Audio Distortion
|
≤10%
|
|
S/N
|
45dB
|
Member Information
| Quanzhou Vitai Electronics Co., Ltd | |
|---|---|
| Country/Region: | Fu Jian - China |
| Business Nature: | Manufacturer |
| Phone: | 13559573726 |
| Contact: | Rena (salesman) |
| Last Online: | 15 Jun, 2013 |
