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FF-4103N Optical Talk Sets

SKU: 1510071845

 Sales Rep  Tech Support

FF-4103N Optical Talk Set is an intelligent and efficient instrument that combines in one set the functions of both a digital optical phone and a stabilized light source. It is widely used in operations of installation, optical testing, maintenance and fiber attenuation value testing in data network, CATV and Telecommunication network.
The FF-4103N Talk Set can carry out full-duplex communication with high quality connection and not be affected by distance.

- Full-duplex digital communication with high quality conversation connection and low background noise
- Together with Optical Clip-on Coupler, enables on line communications available
- Combining functions of both a digital optical phone call and a stabilized light source.
- Large LCD display with backlight
- Low battery power indication

- Maintenance in Telecom
- Maintenance CATV
- Fiber Optic Lab Testing
- Other Fiber Optic Measurements






Emitter Type


Transmission Distance(KM)


Dynamic Range(dB)

≥ 33

Output Power(dB)




Output Stability (dB,30min,20 °C )

≤ 0.1

Power Supply

3 pcs 1.5V Alkaline Batteries/8.4V Power Supply Adaptor

Battery Operating Time

5 hours

Optical Connector


Operating Temperature(°C)

-10 ~ +60

Storage Temperature(°C)

-25 ~ +70








Optical Talk Set (pair), Headset, 3 pcs 1.5V Alkaline Batteries, 8.4V Power Supply Adaptor, User Manual,
Cotton swabs and soft carrying case.

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Warranty Service:
FirstFiber warrants to the purchaser that our products shall be free from defects in material and workmanship under normal use (consumables, normal tear and wear excluded) for a period of one year from the date of shipment. Any part which is determined by FirstFiber to be defective in material or workmanship shall be returned to FirstFiber or authorized service location, as FirstFiber designates and shipping costs prepaid. Defective items will be repaired or replaced at FirstFiber's option.



The certificate shows that a component/subsystem can be used in a specific application according to a requirement class (RC) or a integrity level (SIL). The system integrator and end user must always be aware of how to use certified components/subsystems in safety-related function, respectively a safety instrumented system. Because of the many different possibilities and how to configure a safety system, the end user must get the related information from the manufacturer of the certified component/subsystem.



The CE marking is a mandatory European marking for certain product groups to indicate conformity with the essential health and safety requirements set out in European. To permit the use of a CE mark on a product, proof that the item meets the relevant requirements must be documented.



Working in partnership with the policy lead at BERR (The Department for Business, Enterprise & Regulatory Reform), NWML is the UK Enforcement Authority for the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2008 (the “RoHS Regulations”). Manufacturers need to understand the requirements of the RoHS Directive to ensure that their products, and their components, comply.



The Federal Communications Commission (FCC) is an independent United States government agency. The FCC was established by the Communications Act of 1934 and is charged with regulating interstate and international communications by radio, television, wire, satellite and cable. The FCC's jurisdiction covers the 50 states, the District of Columbia, and U.S. possessions.