Yapalong 4000 (7-User) Complete Set

Yapalong 4000 Referee Communication System | (7-User) Complete Set

The Yapalong 4000 (7-User) Complete Set is a full-duplex, open communication referee system built for soccer and football crews that need instant, natural talk—no push-to-talk required. With encrypted transmission, 8+ hours of battery life, and up to a 300-meter line-of-sight range, it’s designed to keep larger crews coordinated on positioning, game management, and fast decisions. You’ll also get superior & safe sound quality, including an automatic whistle volume reduction feature (user adjustable) to help keep audio at safer listening levels. And because the system is expandable up to 8 users, you’ve got room to scale up for bigger assignments.

Features

• Full duplex open communication: No push-to-talk required for real-time crew coordination.
• Superior & safe sound quality: Whistle volume is automatically reduced to safe levels and can be adjusted by the user.
• Lightweight, compact receivers: Approximately 4" x 2.5" and 4.2 oz each for comfortable wear.
• Encrypted transmission: Helps keep communication secure and stable.
• 8+ hours battery life: 1700mA rechargeable power for full match days and tournament blocks.
• Up to 300m line-of-sight range: Reliable coverage for most fields and sideline-to-sideline communication.
• Expandable system: Grow from 7 users up to 8 users as your crew needs change.
• 1-year manufacturer warranty: Added confidence for season-long use.

What’s Included

Ref-Comm (7 User) Referee Communication System Includes:

• 7 audio receivers
• 7 PRO armbands
• 7 shorts holsters
• 7 rechargeable USB kits with detachable AC/DC adapter
• 7 boom microphones, choose between two options
• Open Mic, or
• Push-To-Talk

Optional accessories are also available, including Ref-Comm Carry Case, Ref-Comm World Cup Headset and more. For more information about Ref-Comm, please read our Ref-Comm Frequently Asked Questions and Ref-Comm Binding Procedure pages.

Why Shop at Referee Store

When you’re buying referee communication systems and crew headset gear for soccer and football, you want dependable equipment and quick turnaround—so your Yapalong 4000 (7-user) set is ready for your next match.

• Owned and operated by former officials: We understand what crews need from reliable, match-day communication gear.
• Trusted shopping experience: Referee Store is a Google Top Quality Store with 1,600+ customer reviews.
• Fast processing + reliable shipping: Get your comms kit in time for match day.
• Flat-rate standard shipping: Predictable costs when you’re stocking up on officiating essentials.
• Express shipping available: Ideal for last-minute assignments and tournament weekends.
• Referee-focused customer service: Help with mic style selection (open mic vs push-to-talk) and compatibility questions.
• One-stop officiating shop: Build out a complete game-day kit—pair your communication system with referee whistles from brands like Fox 40, Molten and Acme and uniform case organizer in the same cart.

Bottom line: Referee Store makes it easy to keep your seven-official crew connected with the right referee communication equipment and officiating-first support.

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