Fangrui Product Details 1. Kuqibao K23s Helmet Bluetooth Earphones 1000m Motorcycle Bluetooth-compatible 2 Person Intercom With Light Waterproof Headset 2. Bluetooth Version: 5.3 3. Waterproof Rating: Ipx6 4. Battery Capacity: 1000mah 5. Transmission Range: Support 1000 Meters Two-person Intercom 6. Weight: About 180g 7. Packing List: K23s Host X 1, Type-c Charging Cable X 1, Clip Base X 1, Sticker X 1, Microphone Pole Sticker X 1, Speaker Sticker X 2, Instruction Manual X 1 8. Functional Features: 9. 5.3 Bluetooth Chip, Lower Power Consumption, Stable Connection, Low Latency, Clear Sound Quality, More Stable Signal 10. Using Cell Phone Silicon Microphone, Cvc Dsp Double Intelligent Noise Reduction, Filtering Noise Effectively Reduce The Decibel, Improve Call Quality 11. Automatic Call Answering, Automatically Answer The Incoming Call After The Voice Announcement Of The Phone Number, Without Manual Operation And More Secure 12. Ipx6 Depth Waterproof, Durable, Support 1000m Two-person Intercom, Support All Intercom Bluetooth Headset 13. 30h Long-lasting Battery Life, 1000mah Large Capacity, Ai Power Management Chip, To Meet The Whole Day Cycling Communication 14. Split Installation, Simple And Safe, More Convenient Charging, Suitable For A Variety Of Helmet Types On The Market 15. Support Two Cell Phones Connected At The Same Time, Free To Choose A Device To Switch To Listen To Songs, Navigation, Answer The Phone Without Missing A Beat