Specifications:

• Special Function: Universal Pairing Function
• Special Function: Noise Reduction
• Special Features: Universal
• Power Supply Mode: Built-in Battery
• Plug Type: US Plug
• Plug Diameter: 3.5mm
• Origin: CN(Origin)
• Model Name: 21212
• Maximum Number of Speakers: 2
• Maximum Intercom Distance: <500m
• Material: Plastic, Metal
• Line Length: 128cm
• Headphone Thickness: 1.5cm
• Headphone Diameter: 4cm
• External Testing Certification: CCC
• Extension Cord Length: 97cm
• Connection Mode: Wire
• Applicable Helmet Type: Universal