Yapalong 4000 x4 Referees Kit - Full Duplex Radio

Yapalong 4000 x4 Referees Kit – Full Duplex Radio

Professional Full-Duplex Communication for Teams

The Yapalong 4000 x4 Referees Kit is a complete full-duplex communication system designed for professionals who need reliable, real-time team talk. Whether on the sports field, in industrial operations, construction sites, event planning, search and rescue, combat, firefighting, or policing — Yapalong keeps teams connected without compromise.

Key Features

• Full-Duplex Communication – Talk and listen at the same time with no push-to-talk buttons.

• Peer-to-Peer Network – No base station or master required.

• Secure & Encrypted – Digital voice clarity with real-time encrypted communication.

• Scalable – Up to 8 users can speak simultaneously, with unlimited listeners.

• Expandable Groups – Multiple groups can be linked together for larger teams.

• Professional Range – Reliable 300–900 meters coverage.

• All-Day Use – Up to 10 hours talk-time.

• Frequency Options – Available in 900MHz and 800MHz models.

• Proven Globally – Trusted by soccer, rugby, football, and hockey referees worldwide.

In the Box

• 4 × Yapalong 4000 Transceivers with rechargeable batteries

• 4 × Battery covers with belt clips

• 4 × Ear hanger headsets with boom microphones

• 2 × Twin USB charger adapters

• 4 × USB charging cables

Optional Accessories

• Plastic carry case (fits 4 units)

• Additional transceivers

• Open mic headset with boom mic

• PTT mic headset with boom mic

• Lapel mic headset

• Vest with transceiver pouch

• Armband kit

Why Choose Yapalong?

Yapalong’s full-duplex, peer-to-peer technology eliminates the delays of push-to-talk radios and ensures seamless team communication. With encrypted clarity, robust range, and global recognition in professional sports, this kit is the go-to choice for referees, officials, and operational teams needing dependable, hands-free communication.

✅ Ideal for referees, coaches, and officials
✅ Perfect for professional team operations
✅ Proven durability and global use

Contact us to find out more about optional extras.