Sony WF-SP900 User Manual

Help Guide
Wireless Stereo Headset
WF-SP900
Use this manual when you have trouble or when you need to know how to use your player.
The color of the player sold in some countries/regions may differ from those shown above.
The contents of the Help Guide may be subject to change without notice due to updates to the product's specifications.
Getting Started
Before first use
Manuals and general information
Checking the contents of the package
Using the supplied accessories
Differences between the standard-type earbuds and Swimming Earbuds
Switching the earbuds
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Sony WF-SP900 Specifications

General

Battery recharge time	2.5 h
Continuous audio playback time	6 h
Driver type	Balanced
Ear coupling	Intraaural
Headphone frequency	20 - 20000 Hz
Extra earbuds	Yes
Cables included	USB Type-C
Frequency band	2.4 GHz
Wireless range	10 m
3.5 mm connector	No
Bluetooth version	4.0
Bluetooth profiles	A2DP, AVRCP, HFP, HSP
Connectivity technology	True Wireless Stereo (TWS)
Waterproof up to	2 m
Product color	Yellow
Wearing style	In-ear
Volume control	Touch
Recommended usage	Calls/Music
Protection features	Waterproof
International Protection (IP) code	IP68
Microphone type	Built-in

Weight and Dimensions

Weight	14.6 g

Summary

Getting Started

Before first use

Initial setup steps and important information before using the player.

Manuals and general information

Information about available manuals and general product details.

Checking the contents of the package

List of items included in the product package.

Power and Charging

Turning the power on or off

How to power the player on and off.

Charging the battery

Procedure for charging the player's battery.

Reducing the battery consumption

Tips to conserve battery life during usage.

Basic Operations

Parts and controls

Identification and function of player components and controls.

Handling the player

Instructions on how to properly hold and use the player.

About the voice guidance

Information on audio prompts and voice guidance provided by the player.

Using the player in water

Water resistant and dust proofing performance of the player

Details on the player's resistance to water and dust.

Switching the earbuds to Swimming Earbuds

Instructions for replacing earbuds for swimming.

Notes while swimming in a pool or the ocean

Important precautions for using the player in aquatic environments.

Making Bluetooth connection to a smartphone

Connecting the player to an unpaired Android smartphone for the first time

Step-by-step guide to initial pairing with Android devices.

Connecting the player to an unpaired iPhone for the first time

Step-by-step guide to initial pairing with iOS devices.

One-touch connections with a smartphone (NFC)

Using NFC for quick pairing and connection with smartphones.

What you can do with the BLUETOOTH® function

Music playback on a smartphone

How to play music from a connected smartphone.

Phone calls

Managing phone calls using the player.

Using the voice-assist function

Using the voice-assist function (Google app)

How to use voice commands with the Google Assistant.

Using the voice-assist function (Siri)

How to use voice commands with Apple's Siri.

Using the smartphone applications

Installing Sony | Headphones Connect

Guide to installing the Sony | Headphones Connect app.

Installing Sony | Music Center

Guide to installing the Sony | Music Center app.

Transferring Music

Preparing music content

Steps to get music files ready for transfer to the player.

Transferring content from a Windows computer using Music Center for PC

How to transfer music via Music Center for PC.

Transferring content using Windows Explorer

How to transfer music using Windows Explorer.

Playing, organizing or deleting music of the player

Selecting the player or a smartphone as the sound source

Switching between player's internal music and smartphone audio.

Playing music on the player

How to play music stored directly on the player.

Restarting, resetting and reformatting the player

Restarting the player

Procedure for restarting the player to resolve issues.

Resetting and reformatting the player

How to reset the player to factory settings.

Maintenance

Customer support website

How to access online support resources for the player.

Specifications

Battery life

Information on expected battery performance under various conditions.

Supported formats

List of audio file formats compatible with the player.

System requirements

Operating system and other requirements for computer applications.

Troubleshooting

Playing Music

Solutions for problems encountered during music playback.

Bluetooth connection

Troubleshooting steps for Bluetooth pairing and connection issues.