Zebra TC21 Product Reference Guide

Calls
108
Answering Calls
When receiving a phone call, the Incoming Call screen displays the caller ID and any additional
information about the caller that is in the Contacts app.
• Touch ANSWER to answer the call or DECLINE to send the caller to voice mail.
If the screen lock is enabled, the user can answer the call without unlocking the device.
• When a call arrives:
• Touch and slide up to answer the call.
• Touch and slide down to send the call to voice mail.
• Touch to open a list of quick text responses. Touch one to send it to the caller immediately.
When the calls ends, the device remains locked.
If using a Bluetooth headset when a call arrives, touch the Call button on the Bluetooth headset to answer
the call. To end the call press the headset Call button.
All incoming calls are recorded in the Phone app Call log tab. If you miss a call, you receive a notification.
To silence the ringer before answering the call, press the volume down button on the side of device.
Call Settings
NOTE: Not all options are available for all configurations
To modify phone call settings, on the Home screen touch > > Settings.
• Display options
• Sort by - Set to First name or Last name.
• Name format - Set to First name first or Last name first.
• Sounds and vibrations - Touch to edit the general sound settings for the device.
• Quick responses - Touch to edit quick responses to use instead of answering a call.
• Speed dial settings - Set speed dial contact shortcuts.
• Calls
• Calling accounts
• SIP accounts - Choose to receive Internet calls for accounts added to the device, view or
change SIP accounts, or add an Internet calling account.
• Use SIP calling - Set to For all calls or Only for SIP calls (default).
• Receive incoming calls - Enable to allow incoming calls (default - disabled).
• Fixed Dialing Numbers - Set to only allow the phone to dial the phone number(s) or area code(s)
specified in a Fixed Dialing list.
• Call forwarding - Set to forward incoming calls to a different phone number.
NOTE: Call Forwarding may not be available on all networks. Check with the service provider for
availability.
• Call barring - Set to block certain types of incoming or outgoing calls.

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