At an affordable price 

Full-Duplex

digital voice communication system.

• Auto POWER ON/OFF

• Battery life 12 hours.

• Simple operation, just plug the headset.

• Up to 5 users set.

• Digital ambient noise cancelation.

• Connection only with paired devices.

• Automatic free channel selection.

• FULL DUPLEX voice.

• Digitally coded conversation.

• Range, depending on the conditions, up to 300 m.

• Extended working time with a power bank.

• Battery charge time 2 - 3 hours.

• Charger - mobile phone standard with mico USB plug.

• Dimension  70 x 48 x 15 mm.

• Weight only 45 g.

• Configured as required with 3,5mm jack.

     Certificates in EU - CE

                               USA - FCC

Referees digital Full-Duplex

 voice communication system.

sportFM 4ref plus

Referees Full-Duplex voice communication system.

At an affordable price

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