Data Sheet 
© 2010 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.  Page 5 of 6
Description  Specification 
Power supply 
● 
Switching type (100–240V) automatic 
● 
DC input voltage: +5 VDC at 1.0A maximum 
Physical interfaces 
● 
One 10/100BASE-T RJ-45 Ethernet port (IEEE 802.3) 
● 
Handset: RJ-9 connector 
Indicator lights/LED 
● 
Message waiting indicator LED 
Dimensions (W x H x D)  7.76 x 3.82 x 1.77 inches (194 x 97 x 45 mm) 
Unit weight  1.7 lb ( 0.7711 kg) 
Operating temperature  32º ~ 113ºF (0º ~ 40ºC) 
Storage temperature  –13º ~ 185ºF (–20º ~ 70ºC) 
Operating humidity  5% to 95% noncondensing 
Storage humidity  5% to 95% noncondensing 
 
Table 2 compares the SPA 301 with other Cisco Small Business 500 Series IP Phones. 
Table 2.  Cisco Small Business 500 and 300 Series IP Phones Comparison  
Model   Voice Lines  Ethernet Ports  High-Resolution Graphical Display  Power over Ethernet (PoE) Support 
SPA 301G  1  1  No  No 
SPA 303G  3  2  Yes  No 
SPA 501G  8  2  No  Yes 
SPA 502G  1  2  Yes  Yes 
SPA 504G  4  2   Yes  Yes 
SPA 508G  8  2  Yes  Yes 
SPA 509G  12  2  Yes  Yes 
SPA 525G  5  2  Color   Yes 
 
Tables 3 and 4 provide ordering information for the Cisco SPA 301 and accessories. 
Table 3.  Ordering Information  
Part Number  Description 
SPA301-G1  Cisco SPA 301G, North America power adapter 
SPA301-G2  Cisco SPA 301G, Europe power adapter 
SPA301-G3  Cisco SPA 301G, UK power adapter 
SPA301-G4  Cisco SPA 301G, Australia power adapter 
CON-SBS-SVC1   3-year Cisco Small Business Support Service 
Table 4.  Optional Accessories 
Part Number  Description 
MB100  Wall-mount brackets for SPA 300, SPA 500, CP 500, and SPA 900 Series