Zebra TC21 Product Reference Guide

Settings
45
12.
Touch the green circle, drag to the current minute and then release.
13. Touch AM or PM.
14. Touch OK.
15. Touch Time zone.
16. Select the current time zone from the list.
17. Touch Use 24-hour format.
18. Touch the Home button.
Changing the Sound Settings
Press the volume buttons on the device to display on screen volume controls. Devices with a Mobility DNA
Enterprise License display the Zebra volume controls at the top of the screen. Devices without a license
display the standard Android volume controls on the left side of the screen.
Use the Sound settings to configure media and alarm volumes.
1. Go to Settings.
2. Touch Sound.
3. Touch an option to set sounds.
Sound Options
Sound options available on the device are as follows:
NOTE: Zebra volume controls are only available with a Mobility DNA Enterprise License.
• Zebra volume controls
• Ring volume - Controls the ringtone volume.
• Media volume - Controls the music, games, and media volume.
• Alarm volume - Controls the alarm clock volume.
• Notifications volume - Controls the notification volume.
• In call volume - Controls the volume during a call.
• Scanner volume - Controls the scanner volume.
• Volume presets
• - Mutes the ring, notifications, and scanner so that the device does not make sounds or
vibrate.
• - All sounds except media and alarms are silenced and vibrate mode is active.
• - Enables all sounds at the user defined levels.
• Media volume - Controls the music, games, and media volume. This is replaced by Zebra volume
controls on devices with a Mobility DNA Enterprise License.
• Call volume - Controls the volume during a call. This is replaced by Zebra volume controls on devices
with a Mobility DNA Enterprise License.
• Ring volume - Controls the ringtone volume. This is replaced by Zebra volume controls on devices
with a Mobility DNA Enterprise License.

Zebra TC21 Specifications

General

Display diagonal	5 \
Touch technology	Multi-touch
Touchscreen type	Capacitive
Display resolution	1280 x 720 pixels
Battery capacity	3100 mAh
Battery life (max)	10 h
Battery recharge time (off)	4 h
Flash memory	32 GB
Internal memory	3 GB
Internal memory type	-
Compatible memory cards	MicroSD (TransFlash), MicroSDHC, MicroSDXC
Maximum memory card size	128 GB
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	5.0
Security algorithms	EAP-PWD, EAP-PEAP, EAP-TLS, EAP-TTLS, LEAP, MSCHAPv2, WEP, WPA, WPA-AES, WPA-TKIP, WPA2, WPA2-AES, WPA2-TKIP
Rear camera resolution (numeric)	13 MP
USB 2.0 ports quantity	1
RFID reader	No
Scanner type	1D/2D
Certification	RoHS 2011/65/EU; 2015/863 REACH SVHC 1907/2006
Product color	Black
International Protection (IP) code	IP67
Speakers	Mono
Operating system version	10
Operating system installed	Android
Number of cores	8
Processor model	660
Processor family	Snapdragon
Processor frequency	1.8 GHz
Processor manufacturer	Qualcomm
Storage temperature (T-T)	-30 - 70 °C
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	5 - 95 %
Harmonized System (HS) code	84713000

Weight and Dimensions

Depth	13.7 mm
Width	79 mm
Height	158 mm
Weight	236 g