2. D AMPS D-AMPS Pro/1 D-AMPS Pro ……... new the Professional Communication tool

3. D AMPS D-AMPS Pro/2 New segment Pager D-AMPS Pro Land Mobile Radio (LMR) Cellular / PCS

4. D AMPS D-AMPS Pro/3 Positioning Cellular / PCS - Business Users - Traditional consumer segment Land Mobile Radio - Business & Industrial - Public Works Many using Radio, Pager & Cellular today LMR Cellular D-AMPS Pro Pager

5. D AMPS D-AMPS Pro/4 D-AMPS Pro – Terminal PTT Button Emergency Button Loudspeaker Microphone Rugged Enclosure

6. D AMPS D-AMPS Pro/5 D-AMPS Pro Overlay Terminals for D-AMPS Pro T-1 D-AMPS/AMPS Terminal D-AMPS Pro server AMPS/D-AMPS Network Fixed phone PSTN Group 1

7. D AMPS D-AMPS Pro/6 D-AMPS Pro Overlay Terminals for D-AMPS Pro T-1 D-AMPS/AMPS Terminal Terminal D-AMPS Pro Server AMPS/D-AMPS Network PSTN Group 2

8. D AMPS D-AMPS Pro/7 Competition IEX Telestar Network Switching System CISCO/SUMMA 4 Synamics D-AMPS Pro: Nextel Southern Company Other operators Operators:

9. D AMPS D-AMPS Pro/8 Operator Advantages Differentiated services Competitive pricing Corporate customer base Increase monthly revenue Reduce churn Limited network impact Improved Voice Quality

10. D AMPS D-AMPS Pro/9 Market break-out New Wireless Aggressor “# 1 in the market” “# 2 in the market” Incumbent Challenger Incumbent Challenger Incumbent Leader Incumbent Leader “Equal share of power” “The only game in town” Progressive Monopolist Balanced Duopolist “Change the rules” “Change the game” “Agent of change” “Compete on all fronts” “Re-engineer to compete” Incumbent Aggressor Mega Carrier Enterprise Pioneer New Wave Challenger D-AMPS Pro – Operator Segmentation

11. D AMPS D-AMPS Pro/10 End User Advantages One terminal Low capital investment costs D-AMPS/AMPS services Future D-AMPS enhancements Improved Voice Quality Group Call

12. D AMPS D-AMPS Pro/11 Further Information www.rmoa.ericsson.se Products D-AMPS Pro

13. D AMPS D-AMPS Pro/12 Unique Selling Point Provides additional, competitive, functionality without any changes to the underlying infrastructure. Provides additional, competitive, functionality without any changes to the underlying infrastructure.

14. D AMPS D-AMPS Pro/13 Nextel Digital Subscribers Former Nextel Analog Subs 12% Former Cellular Users 56% New Wireless Users 13% Former Mobile Radio Users 19%