Local installation available Powerstorm Presents: AIRSPAN WiMAX For Sale: Fixed WiMAX Base Station Equipment ( Slide3 ) Customer Premise Equipment ( Slide 6 ) Local installation available www.powerstorm.com ana-maria@powerstorm.com 25 October 2007 1

Airspan -WiMAX 25 October 2007 2

Airspan –WiMAX Base Station Powerstorm For Sale: Airspan – BASE STATION EQUIPMENT Item No Item Description Product Code Used Never Used Total 1 3.5GHz HighFDD MacroMAX Shelf MMAX-3.5HF-0 4 16 20 2 BSDU (For MicroMAX SOC BSR) SDA-4S-2-UK - 3 MicroMAX-SOC BSR with integral 60deg antenna, 3.5GHz High FDD BSR350HF-14V-1 63 40 103 Note : please see slides 5 & 6 for more detailed information 25 October 2007 3

Airspan – WiMAX MacroMaxd BS MacroMAX has been designed to deliver the best link budget with the highest capacity and net throughput; all essential qualities for macro-cell deployments used in typical wireless roll out. It is available in the 3.4- 3.6GHz band in the 3.5F1 profile. Each MacroMAX sector comprises of a 4U high rack mountable shelf, which contains the baseband processor and the RF unit. The baseband is a single card that is directly connected to the RF, PA and LNA, which in turn is connected to appropriate mast installed antennas via external feeders. A compact rack supports up to three sectors with diversity a full rack supports up to 4 sectors. Note : see item1 - slide3 MacroMAXd 25 October 2007 4

Airspan MicroMAX-SOC BS MicroMAX-SOC is a complete standalone base station, sharing the same system architecture as our tried-and-tested ASWipLL product line. Main components: 1. The all outdoor Base Station Radios (BSR) and the 2. The indoor Base Station Distribution Unit (BSDU), or single channel Data Adaptor. Each base station site could contain up to 12 BSRs, depending on the amount of available spectrum. Each BSR is connected to the BSDU via a 100BaseT interface operating over a CAT5 cable which carries both data and power. Note : see items 2, 3 - slide3 AirSpan MicroMAX-SOC www.powerstorm.com ana-maria@powerstorm.com 25 October 2007 5

Airspan –WiMAX CPE Powerstorm For Sale: Airspan – Customer Premise Equipment Item No Item Description Product Code Used Never Used Total 1 ProST Wi-Fi 3.5GHz FDD - 17dBi Vert (excluding SDA) PST-WIFI-350F-17V-1 96 20 116 2 SDA-4S/VL Type II - UK (for ProST / BSR) SDA-4S-VL-2-UK 3 EasyST 3.5GHz FDD with Integral (4x90deg) Antenna - UK EST350F-INT-4-UK 10 80 90 4 Easy-WiFi: WiFi Extension for EasyST - UK WIFI-XTEN-EST-UK 50 25 October 2007 6

Airspan – CPE ProST-2 ProST-2 - Main Features Suitable for full outdoor Non-LOS deployment • Based on field-proven mechanics ProST and ProST-WiFi are available in a wide range of frequencies including: • 3.3GHz, 3.5GHz, 3.7GHz, 4.9GHz, 5.1GHz, 5.4GHz 5.8GHz, 5.9GHz Comprehensive range of indoor Subscriber Data Adaptors (SDA) • 1-4 port Switch • Up to 4 ports with VLAN switching • Indoor and Outdoor IEEE 802.11b/g Wi-Fi and VoIP support • AC or DC powering options Outdoor and indoor units connected using CAT5e cable Built-in antenna gain of 17dBi • Industrial strength Wi-Fi AP • Tx power – 16dBm • Antenna gain – 2dBi • 16 SSIDs • Transparent Layer 2 bridge • IEEE 802.1q VLAN support Note : see items 1, 2 – slide 6 ProST-2 (for outdoor) 25 October 2007 7

Airspan – CPE EasyST & Easy WiFi Easy ST & EasyWiFi (see items 3, 4 – slide 6) The Wi-Fi expansion base provides full IEEE 802.11b/g Access Point functionality and turns each EasyST into an instant hot spot, with the WiMAX radio interface providing backhaul for IEEE 802.11b/g clients. Thanks to IEEE 802.16 QoS built into the EasyST, Wireless SIP phones can make high quality, managed VoIP calls. EasyST has two optional "stackable“ extension bases: - one for Wi-Fi (see item 4 – slide 6) and the other for VoIP and data. EasyST with WiFi EasyST 25 October 2007 8

We Look Forward to Hearing From you Soon ! Please contact us Telephone: +31 35 698 2037 Mobile: +31 64 152 1196 E-mail: ana-maria@powerstorm.com victoria@powerstorm.com We Look Forward to Hearing From you Soon ! 19 April 2007 9 27 August 2007 6 25 October 2007 9