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S720 Analog Two-way Radio

Brand SFE
Model S720

S720 Analog Two-way Radio

Product Introduction:

S720 is a professional radio with compact, rugged and heavy-duty construction design and applied with conventional circuit design for both RX and TX to obtain the optimal performance and anti-interference ability, to be used in noisy environments and tough conditions. Its advanced audio technology ensures the clarity of calls by offering with powerful and superb clear audio output. Large battery capacity 1800mAh and battery save function ensure long time operation for more than 16 hours according to duty cycle 5-5-90. S720 is also designed with rainproof, dustproof and shatterproof feature which has been applied in various harsh environment including forestry, mining, logistics, railway and other industries.

Product Dimension:

S720 Rugged-Reliable Radio.jpg

(Height*Width*Depth) excluding antenna

Product Features:

1. 16 Channels

2. Waterproof and Dustproof IP65

3. 50 Groups CTCSS,104 Group DCS

4. VOX Function

5. Busy Channel Lockout(BCL)

6. Huge Li-lon Battery 1800mAh

7. Voice Guide and Priority Scan

8. MCU Chip Make Performance More Stability

9. PC Programming

10. Wire Clone Function

12. Auto Battery Alert

13. Low Battery Alert

14. Time Out Time(TOT)

15. Wide/Narrow Bandwidth Selective


General Specifications

Frequency Range

VHF:136-174MHz UHF:400-470MHz

Channel Capacity

16 Channels

Channel Spacing


Operation Voltage

DC: 7.2V

Battery Capacity

1800mAh(Li-lon Battery)

Battery Life

About 17 Hours

Antenna Impedance


Operating Stability


Frequency Stability




Dimension(W*H*D)(projections excluded)


Receiver (RX)

Reference Sensitivity


Sensitivity(12dB Sind)



Adjacent Channel Sensitivity






Spurious Response Rejection



Audio Response






Audio Distortion


Audio Output

500mW with less than 10% distortion

Transmitter (TX)

Output Power



Frequency Error

≤5×10 -6

Frequency Stability


Modulation Limiting


Modulation Distortion

Less than 5%

Spurious Emission


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.