Brand Name: Fodsports High-concerned chemical: none Water Resistance Level: water proof Support intercom: Yes Input device interface: Others Cable features: Detachable Impedance: 20 Battery Included: Yes Certification: CE Certification: FCC Audio driver type: Others Origin: Mainland China Item Weight: 0.55 Maximum Number of Speakers: >6 Plug Type: other Maximum Intercom Distance: 500-1000m External Testing Certification: ce Applicable Helmet Type: Universal Applicable Helmet Type: Open face Applicable Helmet Type: Flip Up Helmet Applicable Helmet Type: Full Face Applicable Helmet Type: MOTOCROSS Applicable Helmet Type: Half Helmet Applicable Helmet Type: Modular Item Length: 8.2 Number of channels: 10 Item Type: Helmet Headset Special Features: FM Special Features: Universal Pairing Function Special Features: Waterproof Special Features: Noise Reduction Special Features: Multipoint Bluetooth connection Item Width: 3.2 Model Name: Fodsports FX60C Power Supply Mode: Built-in Battery Number of ports: 2 Item Height: 2.2 Connection Mode: Bluetooth Bluetooth version: 5.4 Max talking range: 2000m for 10 riders Support max: 10 riders talk at same time Speaker: 40mm HRSQS Stereo sound quality Camera: 4K HD Anti shake Voice Command,three Sound Effects: Support Battery capacity: 2000mAh Charging port: Type-C USB TF card supports maximum capacity: 512G