Yapalong 4000 (8-User) Complete Set
Open Communication Referee System (No Push-To-Talk required). Superior Sound Quality. Lightweight and Compact Design. Encrypted Transmission. 8+ Hours of battery Life (1700mA). Up to 300-meter line-of-sight range. Expandable up to 8 users. 1 Year Warranty.
- Full Duplex Referee Communication System (No Push-To-Talk required)
- Superior & Safe Sound Quality (whistle volume is automatically reduced to safe levels and can be adjusted by the user)
- Lightweight and Compact Design (Receiver is only 4" x 2.5" and weighs only 4.2 oz)
- Encrypted Transmission
- 8+ Hours of battery Life (1700mA)
- Up to 300-meter line-of-sight range
- Expandable up to 8 users
- 1 Year Warranty
- Ref-Comm (8 User) Referee Communication System Includes:
- 8 Audio Receivers
- 8 PRO Armbands
- 8 Shorts Holsters
- 8 Rechargable USB Kits with detachable AC/DC Adapter
- 8 Boom Microphones (choose between Open Mic or Push To talk)
- Optional Accesories 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
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Reliable and cheap
This was considerably cheap purchase and they work very well, not much to add really.