The 1Mii Bluetooth Transmitter is a versatile device designed to enable wireless audio streaming from non-Bluetooth devices. It supports dual-mode operation, low latency, and seamless connectivity to TVs, cars, and home stereos, making it an essential tool for enhancing your audio experience.
Key Features of the Device

The 1Mii Bluetooth Transmitter boasts Bluetooth 5.3 technology, dual-mode operation (TX/RX), and low latency for high-quality audio. It supports simultaneous connections to two headphones and seamless switching between devices, ensuring an enhanced wireless audio experience.
2.1 Bluetooth Technology and Compatibility

The 1Mii Bluetooth Transmitter utilizes advanced Bluetooth 5.3 technology, ensuring stable and high-speed wireless connections. It is compatible with a wide range of devices, including TVs, cars, and home stereos, making it versatile for various audio setups. The transmitter supports both TX (transmit) and RX (receive) modes, allowing seamless switching between sending audio to Bluetooth headphones or receiving audio from smart devices. With Bluetooth 5.3, it offers improved range, lower latency, and better device compatibility compared to older versions. The transmitter is also backward compatible with earlier Bluetooth versions, ensuring it works with legacy devices. Its universal design makes it an ideal solution for enhancing wireless audio capabilities in both home and car environments. The device supports popular audio codecs, including aptX, aptX Low Latency, and aptX HD, delivering high-quality sound with minimal delay. This robust Bluetooth technology ensures a reliable and high-fidelity audio experience across all connected devices.
2.2 Dual Mode Operation (TX and RX)
The 1Mii Bluetooth Transmitter offers dual-mode functionality, allowing it to operate in both TX (transmitter) and RX (receiver) modes. In TX mode, the device can wirelessly transmit audio from non-Bluetooth devices such as TVs, MP3 players, or car stereos to Bluetooth-enabled headphones or speakers. This makes it ideal for enhancing older devices with modern wireless audio capabilities. In RX mode, the transmitter can receive audio signals from Bluetooth devices like smartphones, tablets, or computers and play them through wired speakers or headphones. This dual functionality provides flexibility for various audio setups, whether you’re streaming music from your phone to a home stereo or watching TV with wireless headphones. The device automatically switches between modes based on its connection state, ensuring a seamless user experience. With this feature, the 1Mii Bluetooth Transmitter adapts to different scenarios, making it a versatile solution for both home and car audio systems. Its dual-mode operation enhances convenience and expands the possibilities for wireless audio streaming.

2.3 Low Latency and High-Quality Audio
The 1Mii Bluetooth Transmitter is equipped with advanced Bluetooth 5.3 technology, ensuring low latency and high-quality audio transmission. This feature minimizes delays, making it ideal for real-time audio applications like watching TV or movies without lip-sync issues. The device supports aptX Low Latency, aptX HD, and AAC codecs, which maintain crystal-clear sound quality even during wireless transmission. With these technologies, users can enjoy immersive audio experiences whether streaming music or watching videos. The transmitter’s ability to reduce latency ensures a seamless listening experience, while the high-definition audio codecs preserve the original sound quality. This combination of low latency and high-fidelity audio makes the 1Mii Bluetooth Transmitter a reliable choice for both entertainment and professional audio needs. By leveraging cutting-edge Bluetooth advancements, the device delivers a superior audio performance that meets the demands of modern wireless connectivity.

Setup and Installation
Setting up the 1Mii Bluetooth Transmitter is straightforward. Plug it into your device, connect to power, and follow the manual’s step-by-step guide for initial configuration. The process ensures quick and hassle-free installation for both TX and RX modes.
3.1 Unboxing and Physical Overview
Upon unboxing the 1Mii Bluetooth Transmitter, you’ll find the device itself, an optical cable, an AUX cable, a USB charging cable, and a user manual. The transmitter is compact and lightweight, designed for easy placement. Its sleek design features a LED indicator for mode status and buttons for pairing and mode switching. The device supports both optical and AUX inputs, ensuring compatibility with a wide range of devices. The build quality is sturdy, with a durable finish that withstands regular use. Included accessories simplify setup, allowing you to connect to TVs, stereos, or cars effortlessly. The manual provides clear instructions, making it easy to understand and operate the transmitter. Overall, the 1Mii Bluetooth Transmitter is a well-packaged, user-friendly solution for wireless audio needs.
3.2 Connecting to Power and Initial Setup
Connecting the 1Mii Bluetooth Transmitter to power is straightforward. Begin by plugging the device into a USB power source using the provided charging cable. Ensure the transmitter is fully charged before first use for optimal performance. Once powered on, the LED indicator will light up, signaling readiness. For initial setup, connect the transmitter to your non-Bluetooth device using either the optical or AUX cable, depending on the device’s available ports. Make sure the device is set to the correct input mode (e.g., optical or AUX) to establish a connection. The transmitter will automatically enter TX mode, allowing it to broadcast audio wirelessly. If pairing issues arise, refer to the user manual for troubleshooting steps. The manual also provides detailed instructions for switching between TX and RX modes, ensuring a seamless setup experience. Properly connecting to power and configuring the device is essential for reliable performance and high-quality audio transmission.

Using the Device in TX Mode
In TX mode, the 1Mii Bluetooth Transmitter wirelessly streams audio from non-Bluetooth devices like TVs or MP3 players to Bluetooth headphones or speakers. Simply connect the transmitter to the device and pair it with your audio output for seamless listening.
4.1 Pairing with Bluetooth Headphones
Pairing the 1Mii Bluetooth Transmitter with your headphones is a straightforward process. Start by plugging the transmitter into your non-Bluetooth device, such as a TV or MP3 player. Next, put your Bluetooth headphones into pairing mode. The transmitter will automatically enter pairing mode, indicated by a flashing LED light. Once detected, select the transmitter’s name from your headphones’ Bluetooth menu to establish a connection. The process typically takes a few seconds, and you’ll know it’s successful when the LED light stops flashing. For simultaneous connections, the 1Mii supports pairing with up to two headphones at once, ensuring shared listening experiences. The transmitter’s Bluetooth 5.3 technology ensures stable and high-quality audio transmission, while aptX technology minimizes latency for synchronized sound. This seamless pairing process makes it easy to enjoy wireless audio from your favorite devices.

4.2 Streaming Audio from Non-Bluetooth Devices
Streaming audio from non-Bluetooth devices using the 1Mii Bluetooth Transmitter is a seamless process. Simply plug the transmitter into your device’s AUX, RCA, or optical port, depending on the available connections. Once connected, power on the transmitter and put it into TX mode. The device will automatically enter pairing mode, allowing you to connect to your Bluetooth headphones or speakers. For optimal audio quality, ensure the transmitter is properly configured for your device’s audio output settings. The 1Mii supports low-latency audio transmission, making it ideal for watching TV or listening to music without synchronization issues. Additionally, the transmitter’s compact design and universal compatibility make it a versatile solution for enhancing your audio experience. By bridging the gap between older devices and modern Bluetooth technology, the 1Mii transmitter ensures that you can enjoy high-quality wireless audio from any source.

Using the Device in RX Mode
In RX mode, the 1Mii Bluetooth Transmitter functions as a receiver, allowing wired speakers or headphones to stream audio wirelessly from smartphones, tablets, or computers. This mode enhances compatibility with modern devices, ensuring high-quality sound transmission effortlessly.
5.1 Connecting to Wired Speakers or Headphones
To use the 1Mii Bluetooth Transmitter in RX mode, connect it to wired speakers or headphones. This allows you to stream audio wirelessly from smartphones, tablets, or computers to your traditional audio systems. Simply plug the transmitter into the AUX or optical input of your speakers or headphones. Once connected, put the device in RX mode by pressing the mode button until the RX light activates. Your wired speakers or headphones will now function like Bluetooth-enabled devices, receiving high-quality audio from your smart devices. This feature is ideal for upgrading older audio systems to support wireless connectivity without compromising sound quality. The transmitter supports advanced codecs like aptX for low-latency and high-fidelity audio transmission, ensuring an immersive listening experience. With this setup, you can enjoy seamless wireless audio streaming from any Bluetooth-enabled device directly to your wired speakers or headphones.
5.2 Receiving Audio from Smart Devices
In RX mode, the 1Mii Bluetooth Transmitter allows you to wirelessly receive audio from smart devices such as smartphones, tablets, or computers. To do this, ensure the transmitter is connected to your wired speakers or headphones. Enable Bluetooth on your smart device and search for available devices. Select the 1Mii transmitter from the list to establish a connection. Once paired, audio from your smart device will play through your connected speakers or headphones. This feature is perfect for streaming music, podcasts, or videos wirelessly to your home audio system. The transmitter supports advanced Bluetooth 5.3 technology, ensuring stable and high-quality audio transmission. With low latency and aptX support, you can enjoy synchronized and crystal-clear sound. This functionality makes it easy to upgrade your traditional audio setup to support wireless streaming from modern devices, enhancing your entertainment experience with convenience and clarity.
Pairing Multiple Devices
The 1Mii Bluetooth Transmitter supports pairing with multiple devices, enabling simultaneous connections to two headphones. This feature allows seamless audio sharing and switching between devices, enhancing your wireless listening experience with flexibility and convenience.
6.1 Simultaneous Connections to Two Headphones
The 1Mii Bluetooth Transmitter allows users to connect two Bluetooth headphones simultaneously, ensuring an immersive audio experience for multiple listeners. This feature is particularly useful for sharing music or watching movies with others. To pair two headphones, press and hold the Bluetooth button for 5 seconds until the RX/TX lights turn purple, indicating the device is in pairing mode. Once both headphones are paired, they will automatically reconnect to the transmitter when turned on. The transmitter supports Bluetooth 5.3, ensuring stable and high-quality audio streaming to both devices. This dual-connection capability eliminates the need to constantly switch headphones, making it ideal for shared listening environments. The process is straightforward and requires minimal setup, providing a seamless and efficient way to enjoy wireless audio with friends or family. This feature enhances the overall versatility of the 1Mii Bluetooth Transmitter, making it a practical solution for everyday use.
6.2 Switching Between Paired Devices
The 1Mii Bluetooth Transmitter allows seamless switching between paired devices, enabling users to alternate between headphones or speakers effortlessly. Once multiple devices are paired, the transmitter automatically remembers the connections, eliminating the need to re-pair devices. To switch between paired devices, simply press and hold the Bluetooth button for 3 seconds. The device will cycle through the connected devices, and the LED indicators will flash to signal the switch. This feature is particularly convenient for users who want to share audio between different headphones or switch to a different speaker without disconnecting and reconnecting each time. The transmitter supports up to two paired devices simultaneously, ensuring a smooth transition between them. This functionality enhances the user experience by providing flexibility and convenience, making it ideal for environments where multiple listeners or devices are involved. The process is intuitive and requires minimal effort, ensuring uninterrupted audio enjoyment.
Troubleshooting Common Issues
Resolve connection problems by restarting the transmitter, ensuring devices are in range, and checking Bluetooth pairing. Address audio quality issues by reducing interference sources and updating firmware for optimal performance.

7.1 Resolving Connection Problems
Experiencing connection issues with your 1Mii Bluetooth Transmitter? Start by ensuring the device is properly powered and within range of your Bluetooth-enabled device. Restart both the transmitter and the connected device to reset the connection. If pairing fails, check that Bluetooth is enabled on both ends and that no other devices are interfering.
- Ensure the transmitter is fully charged or plugged into a power source.
- Verify that the device you’re connecting to supports Bluetooth 5.3 or earlier.
- Clear any obstructions between the transmitter and the connected device.
- Forget the device from your Bluetooth settings and attempt pairing again.
- Consult the user manual for specific troubleshooting steps tailored to your model.
By following these steps, you can quickly identify and resolve common connection problems, ensuring a stable and seamless audio experience with your 1Mii Bluetooth Transmitter.

7.2 Addressing Audio Quality Issues
If you’re experiencing poor audio quality with your 1Mii Bluetooth Transmitter, there are several steps you can take to resolve the issue. First, ensure that the device is operating on the latest firmware, as updates often improve performance and compatibility. Next, check the physical connections, such as AUX or optical cables, for any damage or loose fittings.
- Move the transmitter closer to the connected device to minimize interference from walls or other obstacles.
- Switch to a lower latency codec like aptX if supported by your headphones or speakers.
- Restart both the transmitter and the connected device to reset the audio stream.
- Ensure there are no other Bluetooth devices actively connected that could be causing interference.
- Adjust the audio settings on your connected device to optimize sound quality.
By addressing these potential issues, you can enhance the audio performance of your 1Mii Bluetooth Transmitter and enjoy a clearer, more immersive listening experience.