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Cisco SPA 303 User Guide

Cisco SPA 303
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Using Basic Phone Functions
Using Phone Hardware and Accessories
Cisco Small Business IP Phone SPA 303 User Guide (SIP) 26
3
Using the Phone Directories, page 37
Using the Call History Lists, page 39
Accessing Voicemail, page 40
Recording Calls (Virtual Office Pro Users Only), page 40
Using Phone Hardware and Accessories
Using the Speakerphone
To use the speakerphone, press the Speaker button (the handset can be either on or off hook).
Using the Headset with Your IP Phone
Install the headset as described in the “(Optional) Connecting Wired and Wireless Headsets”
section on page 15.
NOTE Steps to use your headset with the IP phone may vary. Consult the user documentation for your
headset for more information.
Press the Headset button on your phone and dial the number to place a call, or press the
headset button to answer a ringing call.
Switching Between the Handset/Headset/Speakerphone During a Call
Any of these audio devices can be used during a call. Only one device at a time can be used.
The handset can be on the hook when using the speakerphone or headset function. If switching
from the handset to the speakerphone, make sure the speakerphone or headset light is
illuminated before placing the handset back on the hook.

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Cisco SPA 303 Specifications

General IconGeneral
Keypad number of keys12
Display resolution128 x 64 pixels
Call waitingYes
Lines quantity3 lines
Phonebook capacity60 entries
Do not disturb functionNo
Voice codecsG.711, G.722
Supported network protocolsIPv4 (RFC 791), ARP, DNS (RFC 1706), SRV (RFC 2782), DHCP (RFC 2131), ICMP (RFC 792), TCP (RFC 793), UDP (RFC 768), RTP (RFC 1889, 1890), RTCP (RFC 1889), RTCP-XR (RFC 3611), DiffServ (RFC 2475), ToS (RFC 791, 1349), SNTP (RFC 2030)
Headphone outputs1
Ethernet LAN (RJ-45) ports2
Suitable for use in country/locationEurope
Input voltage100 - 240 V
Dimensions (WxDxH)220 x 30 x 198 mm
Storage temperature (T-T)-20 - 70 °C
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)5 - 95 %
Product typeIP Phone
Product colorGray
CertificationFCC (15, B), UL, CE, A-Tick
Compliance industry standardsIEEE 802.1p/Q, IEEE 802.3
Weight and Dimensions IconWeight and Dimensions
Weight680 g

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