F9 TWS Bluetooth Headset Binaural Wireless Stereo In Ear Earphones -Black, 501 Original

Feature:1. New Bluetooth V5.0 Technology.2. International Brand CSR Chips.3. Long-term use of high-capacity batteries.4. Using CVC8.0 noise reduction technology.5. Single earphone can\\'t charge mobile phone, dual earphones can charge the cell phone.6. Designed for sport, wearing fixing.7. Subwoofer stereo.8. High Definition Microphone Support Call.Specification:Model: F9Resistance: 32ΩFrequency response range: 20-20000HzSensitivity: 108±3dBBluetooth version: Bluetooth 5.0 + EDRLink Distance: 10mHeadphone protocol support: A2DP/HFP/HSP/AVRCPHeadphone battery: 60mAhCharging bin capacity: 1300mAhColor: BlackNote: Please allow 1-3cm differs due to manual measurement.Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understand.