Users Manual

3
Product Usage
Multi-party conference
It supports multi-channel data fusion of USB, Bluetooth and audio ports. It can work in three
connection modes at the same time so as to support simultaneous access of multiple parties
for the conference.
Answer/hang up call
*This device can only use the function of answering and hanging up the phone when
connecting to the phone.
When there is an incoming call, press the “ ” key to answer the call.
Bluetooth status/Settings
Mute microphone
When the device is connected to Bluetooth or plugged into a AUX audio cord or USB cord,
short press the microphone mute key to turn the microphone on or off.
Volume adjustment
Press volume "+" and volume "-" keys to increase or decrease the volume accordingly.
When it is in calling state, press the “ ” key to hang up the call.
When there is an incoming call, long press and hold the “ ” key for 3 seconds to reject the call.
Status Indicator status State description This state is actionable
S1 Waiting for bluetooth connection
Long press the bluetooth button 3s
to enter S4
Long press the bluetooth button 9s
to enter S3
S2 Blue light is always on Bluetooth connected
Long press the bluetooth button 3s
to enter S1
S3 White lights flashing
Repair status with USB bluetooth
adapter
Long press the bluetooth button 3s
to enter S1
S4 White lig
ht is always on Bluetooth function turned off
Long press the bluetooth button 3s
to enter S1
Blue lights flashing