S555 Analog Two-way Radio

Product Introduction:

S555 is a compact, lightweight and fashionable design analog radio with 3 colors for choice. It’s provided with powerful output 5W, 16 channels, CTCSS/DCS encoding and decoding, powerful audio and superior clear audio quality, long battery life and easy operation to ensure reliable and durable use purpose. It provides cost-effective and easy-to-use radio communications with excellent performance for various users, the application includes hotel, restaurant, shopping mall, retail, education and warehouse etc.

Product Dimension:

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(Height*Width*Depth) excluding antenna

Product Features:

1. 16 Channels

2. Output Power: 5W

3. Built in CTCSS and DCS

4. PC Programming

5. Auto Battery Save

6. Emergency Alert

7. Voice Guide

8. VOX Function

9. Time Out Time(TOT)

10. Busy Channel Lockout(BCL)

12. High/Low Power Selective

13. Auto-scan and Priority Scan

14. Large Li-lon Battery 130mAh

15. Built-in large Scale Integrated Circuit

16. Wide/Narrow Bandwidth Selective

17. Superb Clear and Strong Audio Quality


General Specifications
Frequency Range VHF:136-174MHz UHF:400-470MHz
Channel Capacity 16 Channels
Channel Spacing 25KHz/12.5KHz
Operation Voltage DC: 7.4V±20%
Battery Capacity 1300mAh(Li-lon Battery)
Antenna Impedance 50Ω
Operating Stability -30℃-+60℃
Frequency Stability ±2.5ppm
Weight 215g
Dimension(W*H*D)(projections excluded) 55*28*105mm
Receiver (RX)
Bandwidth Wide Band 25KHz Narrow Band 12.5KHz
Sensitivity(12dB Sind) ≤0.25μV ≤0.35μV
Adjacent Channel Sensitivity ≥70dB ≥60dB
Intermodulation ≥65dB ≥60dB
Spurious Response Rejection ≥70dB ≥70dB
Audio Response +1~3dB(0.3~3KHz) +1~3dB(0.3~2.25KHz)
Hum&Noise ≥45dB ≥36dB
Audio Distortion ≤5%
Audio Output 500mW with less than 10% distortion
Transmitter (TX)
Bandwidth Wide Band 25KHz Narrow Band 12.5KHz
RF Output Power(High/Low) 4W/2W/0.5W
Modulation 16KΦF3E 11KΦF3E
Spurious Emission ≥36dB ≥36dB
Adjacent Channel Power ≥70dB ≥60dB
Hum&Noise ≥40dB ≥36dB
Audio Response +1~3dB(0.3~3KHz) +1~3dB(0.3~2.25KHz)
Modulation Limiting ±5.0KHz ±2.5KHz ±2.5KHz
Modulation Distortion Less than 5%
Frequency Stability +/-5ppm

Application Scenarios:

Construction, airport, seaports, security guard, property management, shopping mall, hotel, warehouse, logistics, education, retail, manufacturing, institution, surveying and mapping, hospitality, restaurant, outdoor activity and school etc.

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