1. Introduction
Thank you for choosing the Sansui W28 ANC Bluetooth Earbuds. These true wireless earbuds are designed to provide a superior audio experience with advanced Active Noise Cancellation (-52dB), crystal-clear calls (6-Mic ENC), and smart features like in-ear detection. Please read this manual carefully before using your earbuds to ensure proper operation and to maximize their performance.

Figure 1: Sansui W28 ANC Bluetooth Earbuds
2. Package Contents
Please check the package for the following items:
- Sansui W28 ANC Bluetooth Earbuds (L/R)
- Charging Case
- USB-C Charging Cable
- User Manual
3. Product Overview
Familiarize yourself with the components of your Sansui W28 earbuds.

Figure 2: Earbud Microphone Locations (FF MIC, FB MIC, TALK MIC)
4. Setup
4.1 First Use & Charging
- Before first use, place both earbuds into the charging case and connect the charging case to a USB power source using the provided USB-C cable.
- The indicator light on the charging case will show charging status. Ensure the earbuds and case are fully charged for optimal performance.
- A full charge typically takes about 1.5-2 hours for the earbuds and charging case.
4.2 Power On/Off
- Power On: Open the charging case, and the earbuds will automatically power on.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically power off and begin charging.
4.3 Bluetooth Pairing Connection
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will enter pairing mode automatically, and the indicator light on the case will flash (specific pattern may vary, refer to 'Indicator Light Status' for details).
- On your device (smartphone, tablet, etc.), enable Bluetooth.
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