Specifications:

• Certification: CE
• Origin: CN(Origin)
• Plug Type: 3.5mm audio
• Applicable Helmet Type: Half Helmet
• Bluetooth: No
• Communication: Wired
• Connection Mode: Wire
• External Testing Certification: CCC
• Frequency Response Range: 20-20000Hz
• Function: Noise Cancelling,Microphone,For Mobile Phone,Sport
• Item Height: 2cm
• Item Length: 120cm
• Item Type: Helmet Headset
• Item Weight: 0.05kg
• Item Width: 4cm
• Maximum Intercom Distance: <500m
• Maximum Number of Speakers: 2
• Model Name: FBIM Referee Headphone
• Special Features: Free talk for Football Referee comunication
• Special Function: Noise Reduction
• Style: Ear Hook
• Usage: for V4/V4C, V6/V6C FBIM Football Intercom
• Use: Sport
• With Microphone: Yes