Features:

• 4 Referees Real-time communication
• Hands-Free
• Advanced Noise DSP Cancellation, High-Definition Stereo Surround Sound
• Waterproof IP65
• Voice Wake-up, No Need PTT
• Used in Football, handball, korfball, basketball, hockey, volleyball, baseball, water polo, rugby, Ice hockey, floorball,rugby, netball, and other team sports, climbing/mountain sports, Equestrian Training, Restaurant/Retail, Theatre/video Production,Cycling, Tree Surgery&Grounds Keeping, Segway/cycling walking Tours, Education, Yachts, Forklift drivers

Specifications:

• Item Name: Referee communication headset
• Charging time: 2.5 Hours
• speaker power: 0.25
• Color: Black
• Battery: 850mA Lithium Polymer Battery
• working speed: 120 km/h
• 1500 M Working Range
• 19 Hours Talking Time
• Volatage :DC 5V

Packing List

• 1 x FBIM Main Unite
• 1 x Bluetooth Referee Headset
• 1 x USB charging cable
• 1 x User Mnual
• 1 x Armband Case
• 1 x Zipper Box