Astrum manufactures consumer electronics and computer peripherals, including Bluetooth audio devices, wireless mice, keyboards, power banks, and smart accessories.
Astrum is a technology brand dedicated to producing intelligent and innovative consumer electronics. With a diverse product portfolio, Astrum specializes in computer peripherals and mobile accessories designed to enhance the digital lifestyle. Key product categories include high-fidelity audio equipment such as True Wireless Stereo (TWS) earbuds, noise-cancelling headphones, and portable Bluetooth speakers.
In addition to audio solutions, Astrum offers a wide range of IT connectivity products, including wireless mice, keyboards, and smart home accessories. The brand also provides reliable power solutions like high-capacity power banks, chargers, and durable cables. Astrum focuses on quality and accessibility, ensuring their technology seamlessly integrates into the daily lives of users worldwide.
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Generally, remove the earbuds from the charging case to automatically enter pairing mode. The LED indicators will flash (usually red and blue). Open Bluetooth settings on your mobile device, search for the device name (e.g., Astrum ET350), and select it to pair.
To clear the pairing history or reset the connection, press and hold the Multi-Function Button (MFB) generally for 5 to 10 seconds while the device is powered off, until the indicator light flashes firmly or changes color (e.g., purple).
ANC stands for Active Noise Cancellation. This feature uses built-in microphones to detect and cancel out low-frequency ambient noise, such as airplane engines or traffic, allowing for a more immersive listening experience.
Connect the provided USB-C or Micro-USB cable to the charging port on the mouse and plug the other end into a computer USB port or a standard 5V USB charger. The charging indicator will usually glow red while charging and turn off when fully charged.