• $23.49
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    Vszerda 2 IN 1 Bluetooth 5.0 Transmitter Receiver Wireless Audio Aux 3.5mm Adapter For TV Computer Speaker Car Stereo 3.5mm AUX Jack RCA Adapter

    • 1, Super-Portable Audio-Streaming Power: The KN321 is just 44mm 1.73 across and weighs only 18g 0.63oz, but has got powerful wireless audio streaming capabilities. Slip this transmitter/receiver into your backpack or laptop bag and take it on-the-go without the slightest effort.
    • 2, Shutdown: Press and hold the power on/off button until the LED is off
    • 3, Plug one end of the audio cable into the audio output of the devices and the other end into the audio of the KN321.
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    Overview
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    Specifications

    Technologies: BT5.0, A2DP, AVRCP (receiver mode only);

    Operation Range: Up to 10m / 33ft (without any blocking objects);

    Charging Time: 2 hours;

    Battery Type: Li-Polymer (200mAh).

    Feature:

    1.This extremely portable, lightweight wireless audio transmitter & receiver is an ideal wireless audio solution for a wide range of situations and uses;

    2.Transmitter mode:wirelessly streams audio from your non-Bluetooth TV, home stereo system, or CD player to your Bluetooth headphones or speakers;

    3.Receiver mode:wirelessly streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphones;

    4.Switch between transmitter and receiver modes with the simple flick of a switch. Effortlessly connect using advanced Bluetooth technology and 3.5mm audio cable (included).

    5.Super-Portable Audio-Streaming Power;

    6.Broad Compatibility: With the included 3.5mm cable and 3.5mm to 2RCA cable, this Receiver Transmitter adapter can widely be used on your computer, laptop, home stereo system, headphone, smartphone, Mp3 player, CD player, etc.

    Power on

    Press and hold the power on/off button until the LED lights u

    Shutdown

    Press and hold the power on/off button until the LED is off

    Charging

    Use the DC-5V charger and micro usb charging cable. The red light is on during charging. When the battery is fully charged, the blue light is on.

    Switch mode:

    1) RX: Receive mode, indicator: blue LED

    2) TX: Transmit mode, indicator light: red LED

    RX mode:

    Pairing name: KN321, find KN321 in the Bluetooth settings of the phone to pair. The blue light flashes twice a second during the pairing process, and the blue light flashes once every three seconds after the pairing is successful.

    how to use:

    Learn more about the Detailed Specifications

    Additional Information
    First Listed on Newegg March 28, 2026

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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