Sony SRS-XB21 User Manual

Help Guide
Wireless Speaker
SRS-XB21
Turning the power on
Hint
When you turn on the speaker for the first time after purchase, the lighting function is on. The front part of the speaker lights up.
Note
If the CHARGE indicator and
(power) indicator flash 3 times and turn off when you turn on the speaker, the built-in battery is
empty. In this state, the speaker turns off automatically. Charge the built-in battery.
When the CHARGE indicator and
(power) indicator flash slowly, the built-in battery is running low and needs to be charged.
Related Topic
Turning the power off
Charging the speaker
Turning on/off the speaker’s light (Lighting function)
4-735-513-11(3) Copyright 2018 Sony Corporation
Press the
(power) button/ PAIRING button.
The
(power) indicator lights up in white
*
and the (BLUETOOTH) indicator flashes slowly in blue.
When you turn on the speaker for the first time after purchase or there is no pairing information stored in the
speaker, the
(BLUETOOTH) indicator will begin to flash quickly in blue.
1
Depending on the Sound Mode, the color of the
(power) indicator varies. For details, refer to the following topic.
About the indicators
*
9

Sony SRS-XB21 Specifications

Power

power input	DC 5 V
battery life (Bluetooth connection)	12 hours
battery life at maximum volume	3 hours

Speaker Section

speaker system	42 mm dia. × 2
enclosure type	Passive radiator model
effective frequency range	100 Hz - 7, 000 Hz

Bluetooth

communication system version	4.2
maximum communication range	10 m
frequency band	2.4 GHz band

Weight and Dimensions

dimensions	193 mm × 72 mm × 65 mm
mass	530 g