USB Volume Control Knob Multimedia Computer Speaker Controll

Detailed Information About The Product:

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. blue tooth-Compatible Transmit: When the green ON long press the MODE b utton to enter.
blue tooth-Compatible search and the green light flashes quickly to automatically match around.
blue tooth-Compatible headset blue tooth-Compatible speaker and other devices the green light is steady on after successful pairing.

Parameters
blue tooth version:blue tooth 5.1
blue tooth protocol:A2dp/avctp/avdtp/avrcp/hfp/spp/smp/att 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
blue tooth Transmit
1 . press the mode b utton to enter the blue tooth-Compatible transmission mode and the green light flashes slowly connecting It will automatically reconnect the blue tooth-Compatible headset / speaker that was paired successfully last time.
2 . For new blue tooth-Compatible headset press the mode b utton for 3s the green light flashes quickly. To enter the blue tooth-Compatible search mode automatically search and connect a new blue tooth-Compatible headset/speaker. If not the correct blue tooth-Compatible headset continue to press the mode b utton to search and pair the next blue tooth-Compatible headset.
3.Press and hold the mode key to access the blue tooth-Compatible headset from
A to B B to C C to D.
If you need to reconnect the blue tooth-Compatible headset A you need to unplug and plug in the USB cable
Different batches may have different appearances but will not affect the use
Colour:Black
Material:plastic

Package Contents:
1 x USB Volume Controller

Only the above package content other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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