F9 QUICK INSTRUCTION MANUAL

Product Overview

This section provides an overview of the F9 Helmet Wireless Earphone, detailing its key components and functions.

Key Components:

Power On/Off button
Play/Pause button
Answer/hang up button
Bluetooth indicator (Blue LED)
Charging Indicator (Red LED)
Voice assistant button
Charging port
Microphone
Previous Song/Volume Down button
Next Song/Volume Up button

Important Notice: Before installing the headphones, follow the Quick Manual instructions to connect your phone and listen to the sound and volume. If there is a large difference in sound effect and volume after installing it on the helmet, please adjust the position of the speaker in the helmet.

Power on/off

Power On: Long press for 3 seconds.
Power Off: Short press.
Language Broadcast: Double click to switch language broadcasting (when Bluetooth is not connected).

Indicator Lights:

Blue light flashing: Bluetooth power on.
Blue light out: Bluetooth power off.

Bluetooth pairing

When Bluetooth is not connected, the device will enter Bluetooth mode with a tone. Successful pairing is indicated by a slow flashing blue LED.

Music function

Play/Pause: Short press the Power/Play/Pause button.
Next Song/Volume Up: Short press the Next Song/Volume Up button to skip to the next song. Long press the Next Song/Volume Up button to increase volume.
Previous Song/Volume Down: Short press the Previous Song/Volume Down button to go to the previous song. Long press the Previous Song/Volume Down button to decrease volume.

Charging mode

Charging: Red light is on when charging.
Fully Charged: The red light turns off when fully charged.

Telephone function

Answer/Hang Up: Short press the Answer/hang up button.
Automatic Answering: Double-click to toggle manual auto answering (When Bluetooth is not connected). The device will automatically answer after 10 seconds.
Last Number Redial: Double-click the Answer/hang up button.
Restart: Press and hold for 2 seconds.

	POLVCDG X7 Bone Conduction Bluetooth Earphone - User Manual and Warranty Comprehensive user manual for the POLVCDG X7 Bone Conduction Bluetooth Earphone, covering setup, operation, features, product parameters, care, and warranty information. Features Bluetooth 5.3, IPX8 waterproofing, and MP3 playback.
	POLVCDG X6 Bone Conduction Wireless Headset User Manual \| Bluetooth 5.3, IP68 Waterproof Comprehensive user manual for the POLVCDG X6 Bone Conduction Wireless Headset. Learn about setup, Bluetooth pairing, MP3 mode, charging, specifications, and troubleshooting. Features Bluetooth 5.3 and IP68 water resistance.
	POLVCDG X1 Wireless Earphones User Guide - Features, Pairing, and Operation Comprehensive user guide for the POLVCDG X1 wireless earphones. Learn about product specifications, button functions, pairing procedures, dual mode operation, charging, and important safety precautions.
	POLVCDG X9 Bone Conduction Swimming Headphones User Guide Comprehensive user guide for the POLVCDG X9 bone conduction swimming headphones, covering product parameters, operation, charging, pairing, and important safety information.
	POLVCDG S10 Bone Conduction Swimming Headphones User Guide & Warranty Official user guide and warranty information for the POLVCDG S10 bone conduction headphones. Learn about features, operation, charging, precautions, and warranty terms for these waterproof, wireless, MP3-enabled sports earbuds.
	POLVCDG X15 Bone Conduction Sports Earphones User Guide Comprehensive user guide for POLVCDG X15 bone conduction sports earphones, covering product specifications, features, operation, pairing, charging, song download, warnings, and FCC compliance.
	POLVCDG X7 Bone Conduction Swimming Headphones User Guide Comprehensive user guide for the POLVCDG X7 bone conduction swimming headphones, covering product specifications, features, controls, operating instructions, pairing, charging, file transfer, and important precautions.
	POLVCDG X13 Bone Conduction Swimming Headphones User Guide User guide for the POLVCDG X13 bone conduction swimming headphones, detailing product parameters, operation, charging, and important safety information. Supports Bluetooth V5.4 and MP3 playback.