Executive Overview

Study Summary
The Mobile VOIP Ecosystem
Mobile WiFi Landscape (WiFi-VOIP)
Mobile Telecommunications Landscape (Cell-VOIP)

The Consumer Mobile VOIP Ecosystem
Broadband Adoption
VOIP User Forecasts
Instant Messaging
IM-VOIP User Forecasts
Global Mobile VOIP Forecasts
Global Mobile VOIP Users
Global Mobile VOIP Revenues

Survey Results with Key Influencers
Current Home WiFi Usage Trends
VOIP Usage
Hotspot Use
Usage Frequency of Public Access WiFi
Use of Mobile VOIP with Hotspots
Interest in Using WiFi-VOIP Phone
Max Price for WiFi-VOIP Phone
Interest in WiFi-VOIP Mobile Music Players
Interest in Roaming Between Cellular and WiFi Networks
Cell-VOIP Service Pricing Preferences

Mobile WiFi Landscape
Technology Forces
The WiFi-VOIP Value System
Disruptive Mobile WiFi-VOIP Service Providers
WiFi-VOIP Mobile Devices
WiFi-VOIP Market Opportunity
Mobile VOIP Devices
Firmware based WiFi-VOIP Devices
WiFi-VOIP Mobile Entertainment Devices
WiFi Enabled Mobile Devices
Software based WiFi-VOIP Devices
WiFi-VOIP Users

Mobile Telecommunications Landscape
Technology Forces
The Cell-VOIP Value System
Cell-VOIP Market Opportunity
Global Cellular Users
Global Cell-VOIP Forecasts
Cell-VOIP Devices
Cellular only vs Cell-VOIP Devices
SIP/IMS vs UMA Devices
Cell-VOIP Device Average Sale Prices
Global Cell-VOIP Device Revenues
Top Five Mobile VOIP Regions
Cell-VOIP Users, by Geography
Top Five Mobile VOIP Regions

North America
Market Drivers
North American Cell-VOIP Users
North American Cellular only vs Cell-VOIP Users
UMA versus Non UMA Users
North America Cell-VOIP Voice Revenues
Scenario 1: Instant Messaging with VOIP (IM-VOIP)
Scenario 2: UMA
Scenario 3: Flat Rate

European Union (EU)
Market Drivers
EU Cell-VOIP Users
EU Cellular only vs Cell-VOIP Users
UMA versus Non UMA Users
EU Cell-VOIP Voice Revenues
Scenario 2: UMA
Scenario 3: Flat Rate

Japan
Market Drivers
Japan Cell-VOIP Users
Japan Cellular only vs Cell-VOIP Users
Japan Cell-VOIP Voice Revenues

South Korea
Market Drivers
South Korea Cell-VOIP Users
South Korea Cellular only vs Cell-VOIP Users
South Korea Cell-VOIP Voice Revenues

People’s Republic of China
Market Drivers
China Cell-VOIP Users
China Cellular only vs Cell-VOIP Users
UMA versus Non UMA Users
China Cell-VOIP Voice Revenues

List of Figures:
Figure 1: Global Mobile VOIP Users 2006-2011
Figure 2: Global Mobile WiFi Users 2006-2011
Figure 3: Global Mobile VOIP Voice Revenues 2006-2011
Figure 4: Global Broadband Users 2006-2011
Figure 5: Residential WiFi Households 2006-2011
Figure 6: Global VOIP Users, by Region 2006-2011
Figure 7: Global Instant Messaging Users 2006-2011
Figure 8: Global IM-VOIP Users 2006-2011
Figure 9: Global Hotspots, by Venue Type 2006-2011
Figure 10: Global Mobile Devices, Cell-VOIP & WiFi-VOIP 2006-2011
Figure 11: Global Consumer Mobile VOIP Devices, by Type 2006-2011
Figure 12: Global Consumer Mobile VOIP Users 2006-2011
Figure 13: Global Consumer Mobile VOIP Revenues 2006-2011
Figure 14: Key Influencers with a Home WiFi Network
Figure 15: Key Influencers Using VOIP at Home
Figure 16: Use of Public WiFi Hotspots
Figure 17: Usage Frequency of Public Access WiFi/ Hotspots
Figure 18: Use of Mobile VOIP with Public Access WiFi
Figure 19: Interest in Using WiFi-VOIP without Cellular
Figure 20: Max Price for WiFi-VOIP Phone
Figure 21: Interest in WiFi-VOIP Mobile Music Player
Figure 22: Interest in Roaming between Cellular and WiFi Networks
Figure 23: Maximum Flat Rate Preferred for Cell-VOIP Service
Figure 25: The Fritz!Mini WiFi Music Player with VOIP
Figure 26: WiFi-VOIP Devices, Percentage of Units Shipped in 2011
Figure 27: Global Skype vs VOIP Users 2006-2011
Figure 28: Global Skype Revenues 2006-2011
Figure 29: SKYPE’s Standard Interface
Figure 30: Global WiFi-VOIP Devices 2006-2011
Figure 31: WiFi-VOIP Consumer Devices, by Product Segment
Figure 32: WiFi-VOIP Consumer Device Average Sale Prices
Figure 33: WiFi-VOIP Consumer Device Revenues 2006-2011
Figure 34: Firmware based WiFi-VOIP Devices 2006-2011
Figure 35: WiFi-VOIP Mobile Entertainment Devices 2006-2011
Figure 36: WiFi Enabled Consumer Mobile Devices 2006-2011
Figure 37: Software Enabled WiFi-VOIP Devices 2006-2011
Figure 38: Global WiFi-VOIP Users 2006-2011
Figure 39: WiFi-VOIP Users, by Geography 2006-2011
Figure 40: Global WiFi- VOIP Revenues 2006-2011
Figure 41: WiFi-VOIP Revenues, by Geography –IM-VOIP Scenario
Figure 42: WiFi-VOIP Revenues, by Geography –- Flat Rate Scenario
Figure 43: Cellular Users, by Top Five Mobile VOIP Regions
Figure 44: Global Cell-VOIP Devices 2006-2011
Figure 45: Cellular only vs Cell-VOIP Devices 2006-2011
Figure 46: Cell-VOIP Devices, SIP/IMS vs UMA 2006-2011
Figure 47: Cell-VOIP Device Average Sale Prices 2006-2011
Figure 48: Global Cell-VOIP Device Revenues 2006-2011
Figure 49: Global Cell-VOIP Users 2006-2011
Figure 50: Cellular only vs Cell-VOIP 2006-2011
Figure 51: Cell-VOIP Users, By Geography 2006-2011
Figure 52: Cell-VOIP Voice Service Revenues, by Geography 2006-2011
Figure 53: North America Broadband, WLAN & VOIP Users 2006-2011
Figure 54: North America WLAN vs Cell-VOIP Users 2006-2011
Figure 55: NA Cell only vs Cell-VOIP Users 2006-2011
Figure 56: NA UMA vs Non UMA Users 2006-2011
Figure 57: North America Cell-VOIP Voice ARPU/Month
Figure 58: North America IM-VOIP Scenario 2006-2011
Figure 59: North America UMA Scenario 2006-2011
Figure 60: North America Flat Rate Scenario 2006-2011
Figure 61: EU Broadband, WLAN & VOIP Users 2006-2011
Figure 62: EU WLAN vs Cell-VOIP Users 2006-2011
Figure 63: EU Cell only vs Cell-VOIP Users 2006-2011
Figure 64: EU UMA vs Non UMA Users 2006-2011
Figure 65: EU Cell-VOIP Voice ARPU/Month, IM-VOIP, UMA & Flat Rate
Figure 66: EU IM-VOIP Scenario 2006-2011
Figure 67: EU UMA Scenario 2006-2011
Figure 68: EU Flat Rate Scenario 2006-2011
Figure 69: Japan Broadband, WLAN & VOIP Users 2006-2011
Figure 70: Japan WLAN vs Cell-VOIP Users 2006-2011
Figure 71: Japan Cellular only vs Cell-VOIP Users 2006-2011
Figure 72: Japan Cell-VOIP Voice ARPU/Month, IM-VOIP & Flat Rate
Figure 73: South Korea Broadband, WLAN & VOIP Users 2006-2011
Figure 74: South Korea WLAN & Cell-VOIP Users 2006-2011
Figure 75: South Korea Cell only vs Cell-VOIP Users 2006-2011
Figure 77: China Broadband, WLAN & VOIP Users 2006-2011
Figure 78: China WLAN vs Cell-VOIP Users 2006-2011
Figure 79: China Cell only vs Cell-VOIP Users 2006-2011
Figure 80: China UMA vs Non UMA Users 2006-2011
Figure 81: China Cell-VOIP Voice ARPU/Month, IM-VOIP, UMA, & Flat Rate

List of Tables:
Table 1: Global Broadband Users 2006-2010
Table 2: Residential WiFi Households 2006-2011
Table 3: Global VOIP Users, by Region 2006-2011
Table 4: Global Instant Messaging Users 2006-2011
Table 5: Global IM-VOIP Users 2006-2011
Table 6: Global Hotspots, by Venue Type 2006-2011
Table 7: Global Devices, Cell-VOIP & WiFi-VOIP 2006-2011
Table 8: Global Consumer Mobile VOIP Users 2006-2011
Table 9: Global Consumer Mobile VOIP Revenues 2006-2011
Table 10: Consumer WiFi-VOIP Technology Forces Impact
Table 11: Disruptive Mobile VOIP Competitors Compared
Table 12: Global Skype vs VOIP Users 2006-2011
Table 13: Global Skype Revenues 2006-2011
Table 14: Softphones for Consumer Mobile VOIP
Table 15: Consumer WiFi-VOIP Mobile Devices
Table 16: Global WiFi-VOIP Devices 2006-2011
Table 17: WiFi-VOIP Consumer Devices, by Product Segment
Table 18: WiFi-VOIP Consumer Device Average Sale Prices
Table 19: WiFi-VOIP Consumer Device Revenues 2006-2011
Table 20: Firmware based WiFi-VOIP Devices 2006-2011
Table 21: WiFi-VOIP Mobile Entertainment Devices 2006-2011
Table 22: WiFi Enabled Consumer Mobile Devices 2006-2011
Table 23: Software Enabled WiFi-VOIP Devices 2006-2011
Table 24: Global WiFi-VOIP Users 2006-2011
Table 25: WiFi-VOIP Users, by Geography 2006-2011
Table 26: Global WiFi-VOIP Revenues 2006-2011
Table 27: WiFi-VOIP Revenues, by Geography -- IM-VOIP Scenario
Table 28: WiFi-VOIP Revenues, by Geography –- Flat Rate Scenario
Table 29: Consumer Cell-VOIP Devices Forces Impact
Table 30: Cell-VOIP Handset Vendors
Table 31: Cell-VOIP Roaming Software Providers
Table 32: Cellular Users, by Top Five Mobile VOIP Regions
Table 33: Global Cell-VOIP Devices 2006-2011
Table 34: Cellular only vs Cell-VOIP Devices 2006-2011
Table 35: Cell-VOIP Devices, SIP/IMS vs UMA 2006-2011
Table 36: Cell-VOIP Device Average Sale Prices 2006-2011
Table 37: Global Cell-VOIP Device Revenues 2006-2011
Table 38: Global Cell-VOIP Users 2006-2011
Table 39: Cellular only vs Cell-VOIP Users 2006-2011
Table 40: Cell-VOIP Users, By Geography 2006-2011
Table 41: Cell-VOIP Voice Service Revenues, by Geography 2006-2011
Table 42: Top Cell-VOIP Network Operators in North America
Table 43: North America Broadband, WLAN & VOIP Users 2006-2011
Table 44: North America WLAN vs Cell-VOIP Users 2006-2011
Table 45: North America Cell only vs Cell-VOIP Users 2006-2011
Table 46: North America UMA vs Non UMA Users 2006-2011
Table 47: North America Cell-VOIP ARPU/Month, IM-VOIP, UMA & Flat Rate
Table 48: North America IM-VOIP Scenario 2006-2011
Table 49: North America UMA Scenario 2006-2011
Table 50: North America Flat Rate Scenario 2006-2011
Table 51: Top Cell-VOIP Network Operators in the EU
Table 52: EU Broadband, WLAN & VOIP Users 2006-2011
Table 53: EU WLAN vs Cell-VOIP Users 2006-2011
Table 54: EU Cell only vs Cell-VOIP Users 2006-2011
Table 55: EU UMA vs Non UMA Users 2006-2011
Table 56: EU Cell-VOIP Voice ARPU/Month, IM-VOIP, UMA & Flat Rate
Table 57: EU IM-VOIP Scenario 2006-2011
Table 58: EU UMA Scenario 2006-2011
Table 59: EU Flat Rate Scenario 2006-2011
Table 60: Top Cell-VOIP Network Operators in Japan
Table 61: Japan Broadband, WLAN & VOIP Users 2006-2011
Table 62: Japan WLAN vs Cell-VOIP Users 2006-2011
Table 63: Japan Cellular vs Cell-VOIP Users 2006-2011
Table 64: Japan Cell-VOIP Voice ARPU/Month, IM-VOIP & Flat Rate
Table 65: Top Cell-VOIP Network Operators in South Korea
Table 66: South Korea Broadband, WLAN & VOIP Users 2006-2011
Table 67: South Korea WLAN & Cell-VOIP Users 2006-2011
Table 68: South Korea Cell only vs Cell-VOIP 2006-2011
Table 69: South Korea Cell-VOIP Voice ARPU/Month, SKYPE & Flat Rate
Table 70: Top Cell-VOIP Network Operators in China
Table 72: China WLAN vs Cell-VOIP Users 2006-2011
Table 73: China Cell only vs Cell-VOIP Users 2006-2011
Table 74: China UMA vs Non UMA Users 2006-2011
Table 75: China Cell-VOIP Voice ARPU/Month, IM-VOIP, UMA, & Flat Rate