Yayusi S2 — User Manual

A: Perform a soft reset by inserting a paperclip into the reset pinhole (located near the charging port) for 5 seconds. No data loss occurs.

A: Basic functions (e.g., displaying weight or step count) work offline. However, historical data, multi-user recognition, and advanced metrics require the app.

This Yayusi S2 user manual has walked you through every stage of ownership: from unboxing and setup to daily operation, expert troubleshooting, and maintenance. The Yayusi S2 is a capable device when used correctly, but like any electronic, it thrives on proper handling and regular updates.

Remember these three golden rules from the official manual:

If you’ve lost your physical copy, bookmark this page – it serves as the most detailed Yayusi S2 user manual available online. For further assistance, join the unofficial Yayusi S2 User Group on Reddit or Facebook, where enthusiasts share custom tips and unofficial firmware notes.

Last updated: June 2026. This guide reflects firmware version 2.3.1 and app version 4.1.0.

Disclaimer: Yayusi is a registered trademark. This manual is for informational purposes and is not an official Yayusi publication. Always refer to the original documentation included with your specific S2 model.

Yayusi S2 User Manual

Table of Contents

1. Introduction

Congratulations on purchasing the Yayusi S2, a state-of-the-art [product category] designed to make your life easier and more enjoyable. This user manual will guide you through the safe and effective use of your new device.

2. Safety Precautions

Before using your Yayusi S2, please read and follow these safety precautions:

3. Product Overview

The Yayusi S2 is a [briefly describe the product and its features]. The device consists of [list the main components, e.g., LCD screen, control panel, sensors, etc.]. yayusi s2 user manual

4. Installation and Setup

To install and set up your Yayusi S2:

5. Operating Instructions

To operate your Yayusi S2:

6. Features and Functions

The Yayusi S2 comes with a range of innovative features, including:

7. Maintenance and Troubleshooting

To ensure optimal performance and longevity of your Yayusi S2:

8. Technical Specifications

9. Warranty and Support

Your Yayusi S2 is backed by a [insert warranty period]-year limited warranty. For technical support, please visit our website or contact our customer service team at [insert contact information].

By following the guidelines and instructions outlined in this user manual, you'll be able to enjoy the full benefits of your Yayusi S2. Happy using!

Let me know if you want me to make any changes!

Also, I need to clarify some details:

Please provide more information about the Yayusi S2, and I'll be happy to help you create a more accurate and comprehensive user manual!

The Yayusi S2 Bluetooth Speaker is a versatile 5-in-1 device that combines a high-fidelity wireless speaker, a digital dual alarm clock, an FM radio, a mirror display, and a real-time room thermometer.

This guide serves as a comprehensive Yayusi S2 User Manual to help you set up and master every feature. 1. Getting Started: Buttons & Ports

The Yayusi S2 features a sleek mirror finish on the front with physical controls located on the top.

Power/Play/Pause: Long press (3 seconds) to power ON/OFF. Short press to play/pause music or answer/end phone calls.

M (Mode): Short press to cycle through modes: Bluetooth > TF Card > FM Radio > AUX > Clock. SET: Used for adjusting the time and alarms.

+ / - Buttons: Short press to adjust volume. Long press to skip to the next or previous track.

Rear Ports: Micro-USB (Charging), AUX-in (3.5mm), TF Card slot (supports up to 32GB), and a USB port for flash drives. 2. Bluetooth Pairing

Turn on the speaker by long-pressing the Power button. It will default to Bluetooth mode (the LED will flash "BT"). Open the Bluetooth settings on your smartphone or tablet.

Select "Yayusi S2" from the list of available devices. A voice prompt will confirm when the pairing is successful.

To disconnect, you can either turn off Bluetooth on your device or long-press the M button to switch modes. 3. Setting the Time & Date

According to the official operating instructions, the clock cannot be set while the speaker is actively in Bluetooth playback mode. Short press the M button until you are in Clock Mode.

Long press the SET button until the hour digits begin to flash. Use the + and - buttons to adjust the hour.

Short press SET again to switch to minutes, and use + / - to adjust. Long press SET once more to save your settings. A: Perform a soft reset by inserting a

Tip: To switch between 12-hour and 24-hour formats, short press the Next/Forward button while in Clock Mode. 4. Setting the Dual Alarms

The Yayusi S2 allows you to set two independent alarms, which is ideal for heavy sleepers or couples.

Select Alarm: Short press the SET button. You will see an icon for "Alarm 1" or "Alarm 2."

Adjust Time: Once the desired alarm icon is flashing, long press SET to enter the time-setting mode (same as the clock setup above).

Choose Ringtone: After setting the minutes, short press SET to choose from 5 built-in ringtones. If you have a TF card inserted, you can even select your favorite song as the wake-up call.

Activate: Ensure the alarm icon remains visible on the screen. If it is not visible, the alarm is OFF.

Snooze: When the alarm rings, press any button to stop it. The snooze feature automatically triggers a repeat every 5 minutes unless fully deactivated. 5. FM Radio Mode Short press the M button until the "FM" indicator appears.

Auto-Scan: Short press the Play/Pause button. The speaker will scan all local frequencies and save them automatically.

Switch Stations: Once the scan is complete, long press the + or - buttons to skip between saved radio stations.

Signal Tip: Plug the provided micro-USB charging cable into the charging port; it acts as an external antenna to improve reception. 6. Battery and Charging

The Yayusi S2 Technical Specs highlight a built-in 1800mAh–2000mAh lithium battery.

Charging: Connect the included micro-USB cable to a 5V/1A wall adapter or computer.

Indicators: A red light indicates the device is charging. The light will turn off or change color once the speaker is fully charged (usually 3–4 hours).

Battery Life: Expect roughly 8–10 hours of music playback or up to 60 hours of standby time as a clock. If you’ve lost your physical copy, bookmark this

| Function | How to Access | |----------|----------------| | Step counter / Heart rate | Swipe to health screen | | Sleep monitoring | Auto-detects after 4+ hours of sleep | | Message notifications | Enable in app → Notifications → Select apps | | Sports modes | Press side button → Choose mode (walk, run, bike) | | Music control | Swipe to music panel (must be playing on phone) | | Find my phone | Hold function key for 3 seconds (in Bluetooth range) |