USB Volume Control Knob Computer Speaker Controller One-Click Mute

USB Volume Control Knob Computer Speaker Controller One-Click Mute

Model Number : Computer volume regulator
Brand Name : YiFanHeRong
Origin : Mainland China
Certification : CE
Feature 1 : volume control
Feature 2 : Computer Speaker Volume Controller
Feature 3 : Converter Computer USB Volume Controller power amplifier card control
Feature 4 : Volume Controller
Feature 5 : Multimedia Volume Controller Knob
Feature 6 : pc speaker volume controller


Introduction
A. Sound control :The red ON, the knob adjusts the volume of the computer, the one-key mute, the song up/down song switch.
B. 3.5mm audio output : Blue ON, wired earphone is inserted into AUX OUT hole, computer voice is output from earphone.
C. Bluetooth-Compatible Transmit: When the green ON, long press the MODE button to enter
Bluetooth-Compatible search, and the green light flashes quickly to automatically match around
Bluetooth-Compatible headset, Bluetooth-Compatible speaker and other devices, the green light is steady on after successful pairing

Parameters
Bluetooth-Compatible version............... Bluetooth-Compatible 5.1
Bluetooth-Compatible protocol...............A2dp vctp vdtp vrcp\hfp\spp\smp tt gap\gatt\rfcomm\sdp\l2cap
Music format............... MP3, WMA, APE, FLAC, AAC, MP4, M4A, WAV, AIF, AIFC
Signal to noise ratio: 90dB
Compatible system: for Win XP 7 8 10, for Mac os, plug and play, no driver required

Bluetooth-Compatible Transmit
1) . press the mode button to enter the Bluetooth-Compatible transmission mode, and the green light flashes slowly (connecting) It will automatically reconnect the Bluetooth-Compatible headset / speaker that was paired successfully last time.
2) . For new Bluetooth-Compatible headset, press the mode button for 3s, the green light flashes quickly. To enter the Bluetooth-Compatible search mode, automatically search and connect a new Bluetooth-Compatible headset/speaker. If not the

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