EJEAS 4 Pieces Set Football Soccer Referee Headset Intercom

Brand : EJEAS
Model No.: FBIM
Support Up to 4 Users to speak simultaneously, without pushing any button while using it. This listing is for 4 users.
While using it, all users can speak and listen to each other at the same time.
Also Work For:
Football Referee talking, Soccer Referee Communication Headsets, Skiing enthusiasts
Construction and mining workers, Fire control personnel, Traffic police, etc.

Feature:
Device Dimension: 83mm X 46mm X 18mm (the length of the antenna is not counted in)

• Bluetooth 5.1
• CVC Noise cancellation and 3D surround sound
• AAC Audio Coding Mode
• Up to 1500 meters connection ( 4 devices link distance)
• Full Duplex Communication
• With in-ear headphone
• Battery capacity: 3.7V/850mAh
• Charging Interface:3.5mm Round Adapter
• Charging time:2.5 hours
• Talking time:19 hours
• Standby time:260 hours
• Waterproof rating: IP65
• Operation Temperatures:-10~50℃

Package includes:
Intercom *4
Earphone*4
Charging cable *4
Armlet*4
Manual*4
Storage case *4