picun F8 Pro Wireless Active Noise-Canceling Headphones User Guide
picun F8 Pro Wireless Active Noise-Canceling Headphones Product Specifications Wireless Protocol A2DP/AVRCP/HFP Transmission Range 10m Driver Unit 40mm Frequency Response 20Hz-20kHz Speaker Sensitivity 114±3dB Speaker Impedance 32Ω±15% Microphone Sensitivity -26±3dB Operating Current 11-30mA Charging Voltage 5V About Headphones Control Knob…