Brand new, unused. Comes as shown with Australian USB-A power adapter.

The 1Mii B03 Pro Plus Bluetooth AptX HD Transmitter and Receiver is a versatile audio adapter that enables seamless wireless streaming from or to your non-Bluetooth devices, ideal for TVs, sound systems, and headphones.

Key Features

  • Dual Functionality: Operates as both a Bluetooth transmitter and receiver, allowing you to stream audio from non-Bluetooth devices to Bluetooth headphones or speakers, and vice versa.
  • Bluetooth 5.3 Technology: Ensures a stable and efficient connection with extended range capabilities.
  • Low Latency Audio: Supports aptX Low Latency codec, minimizing audio delay for synchronized sound during video playback.
  • Multiple Audio Interfaces: Equipped with Optical, RCA, and 3.5mm AUX inputs and outputs, providing flexibility for various audio setups.
  • Dual Link Support: Allows simultaneous connection to two Bluetooth devices, enabling shared listening experiences.
  • Bypass Mode: Facilitates direct wired audio pass-through, eliminating the need to switch cables when not using Bluetooth.
  • Long Range: Offers a transmission range of up to 230 feet (70 meters) in open air and 80-110 feet (25-35 meters) indoors, ensuring robust connectivity throughout your space.

  • 1>>>Qulacomm Bluetooth 5.0 CSR8675 chip

           1Mii B03 Pro+ Bluetooth transmitter receiver Featuring the latest Bluetooth 5.3  (CSR8675)  and support for LDAC, aptX HD,aptX LL, SBC and AAC decoding.

    • 2>>>24-bit LDAC High-Resolution Audio Solution

        Built-in induvidual DAC chip ESS SABRE9018Q2C which are widely recognized by audiophiles as the gold standard for audio performance. LDAC is a codec that allows you to stream high-resolution audio high-resolution wireless audio up to 24-bit/96kHz, it's the highest standard for Bluetooth devices. Note: If you want to use LDAC, aptx HD and aptx LL codec to work, then your receiving device must support LDAC, aptx HD and aptx LL, otherwise LDAC, aptx HD and aptx LL will not work.

        NOTICE: In TX mode, LDAC function works with ONLY ONE Bluetooth headphone which also features LDAC. DOESN'T support LDAC when pair with two Bluetooth headphones.


    3>>>TX + Bypass Mode

        B03Pro+ Bluetooth Transmitter supports you to hear from wireless headphones and wired Speakers / sound bar at the same time. This allows the headphone user to listen at a different volume level when watching TV with families; a perfect solution for family use.

       Note: Bypass can only work with the same type of input/ output. eg. AUX input to AUX output or OPT input ot OPT output.