Features:
1. This portable wireless audio transmitter and receiver is an ideal wireless audio solution suitable for various occasions and uses.
2. Receiver module. Wirelessly transmit audio from Bluet-enabled mobile phones, tablets or computers to speakers or earphones.
3. BT5.0 supports stable and effective wireless transmission.
4. Broad compatibility. With the included 3.5 mm cable and 3.5 mm to RCA cable, the adapter can be widely used in your computer, laptop, home stereo system, earphones, smartphones, MP3 players, CD players, etc.

Specifications:
Bluetooth version: V5.0+EDR
Protocol support: HSP, HFP, A2DP&AVRCP
Bluetooth distance: 15M
Frequency response: 2.4GHz
Left and right channel isolation: 66Db
Power supply mode: 5V/1A (the product will automatically turn on after power on, and the blue LED light will flash)
Power on: Power on (blue LED flashes, Bluetooth is waiting for connection)
Shut down: Long press the multi-function knob button to shut down the 2S product (the blue LED light is off)
Bluetooth connection: pair the mobile phone's Bluetooth with the product's Bluetooth (the blue LED light is on, the Bluetooth connection is successful)
Knob button: short press to pause/play when playing music (LED is always on)
Knob button: Turn left to the previous song (LED is always on, song is switched)
Knob button: Rotate to the right for the next song (LED is always on, and the song is switched)
Knob button: turn left for a long time without loosing, the volume decreases (the LED is always on, the volume decreases to no sound and mute)
Knob button: Rotate to the right for a long time without loosening the volume to increase (the LED is always on, and the maximum syllable has a beep)
TF card mode: plug and read, after plug and read first (maximum support 64G)
Play mode conversion: Bluetooth mode and TF mode can be converted by long pressing the 3D button (after switching the Bluetooth mode, short pressing the knob button to play mobile phone songs)
Sound effect mode: Short press the 3D button to adjust the sound effect mode (switch between heavy bass and normal mode)
Audio source interface 1: AUX audio interface (connect the product AUX and the device audio input port through an audio cable)
Audio source interface 2: Lotus line interface (connect the L/R port of the product and the audio input port of the device through the Lotus line)

Package includes:
1*Bluetooth USB 5.0 Receiver
1* Type-c charging cable
1* 3.5 audio cable
1* Lotus line