1. Introduction to BTI Wireless
November 5, 2012

2. Proprietary & Confidential
About BTI Wireless
A best-in-class provider of solutions that extend coverage, maximize performance, and save space
BTI Solutions: Base-mounted Boosters, Tower-mounted LNAs and Boosters, Distributed Antenna Systems, Small Cells (Femto, Pico & Metro)
OEM Modules & Sub-systems: Power Amplifiers, Low-Noise Amplifiers, BTS Amplifier Assemblies
Founded 1999
R&D & US HQ Cypress, California
Asia HQ Hong Kong, China
Manufacturing Shenzhen, China
Employees 600+
Proprietary & Confidential 2

3. Proprietary & Confidential
Company History
Over 150 man-years experience in the design and development of power amplifiers, DAS and small cells
Proprietary & Confidential 3

4. Proprietary & Confidential
Global Customers
OEM
Asia
Americas
Motorola
ADC
Delta Node
Samsung
LG.Nortel
ZTE
Huawei
China Mobile (China)
China Telecom (China)
China Unicom (China)
Chonghua Telecom (Taiwan)
FET, Taiwan Mobile (Taiwan)
SmarTone-Vodafone (Hong Kong)
PCCW (Hong Kong)
Hutchison (Hong Kong)
China Mobile HK (Hong Kong)
China Telecom Macau
SingTel (Singapore)
Maxis (Malaysia)
Celcom (Malaysia)
Indosat, Excelcom (Indonesia)
Esia , Smart, Flexi (Indonesia)
Viettel (Vietnam)
Mobifone (Vietnam)
Viettel Cam (Cambodia)
TMIC (Cambodia)
ETL , LTC(Laos)
MetroPCS (US)
Leap Wireless (US)
Telefonica Mexico (Mexico)
Red (El Salvador)
Crown Castle
Extenet Systems
Proprietary & Confidential 4

5. BTI Wireless Competitive Advantages
BTI HQ in Cypress, CA
Local R&D
Customer Support
Global Experience & Expertise
Supporting largest wireless operators in the world
The industry’s highest power amplification in the smallest footprint
Company Agility
Adaptable for specific customer requirements
Focus on customer service
Price competitive
Proprietary & Confidential 5

6. BTI Wireless Solutions Portfolio
Base Station Products
Coverage Enhancement
Solutions
Network
Solutions
2012
MCPAs
Base-mounted
Tower-mounted
Fiber Antennas
Panel
Pipe
oDAS
20W/40W/80W
Fiber / Microwave
Venue
Multi-operator
5x20W Multi-band
Small Cell Gateway
Femto / Pico / Rural
ISP Network
Core Network
Proprietary & Confidential

7. BTI Wireless – Success in North America
Customer success
900 DAS nodes deployed in North America
Partner/Channel network
Active engagement with neutral hosts and integrators
Extenet, American Tower, Crown Castle, Cartel
Local Presence
Cypress, CA facility for R&D, support and RMA handling
Distributed solutions engineering team
Proprietary & Confidential

8. BTI Wireless – Success (cont’d)
New York
~ 267 oDAS nodes in-service through Crown Castle
~ 254 oDAS nodes recently awarded through ExteNet (PO pending)
Los Angeles
19-node oDAS in Santa Clarita through Crown Castle
19-node oDAS in Palm Springs with Crown Castle
175 of 248 nodes LTE upgrade project recently installed through NextG
> 70 MCPAs and TMBs in service
Fiber panel antennas and Fiberless DAS nodes in planning phase
Detroit
25-node oDAS project awarded in Flint through Crown Castle
15-node oDAS project awarded in Farmington Hills through ExteNet
Proprietary & Confidential

9. Smart Coverage Enhancement Solutions – mBSC
mBSC: multi Band, multi System, multi Carrier
A range of solutions:
mBSC-H: High-power Outdoor DAS
mBSC-C: Combined 5-band Venue Coverage
mBSC-I: Integrated Fiber-fed Active Antennas
mBSC-D: Digital (CPRI) interface with fiber and microwave transport

10. DAS Solutions Overview
Proprietary & Confidential

11. Smart Coverage Enhancement Solutions – mBSC
mBSC: multi Band, multi System, multi Carrier
A range of solutions:
mBSC-H: High-power Outdoor DAS
mBSC-C: Combined 5-band Venue Coverage
mBSC-I: Integrated Fiber-fed Active Antennas
mBSC-D: Digital (CPRI) interface with fiber and microwave transport

12. mBSC-H : High-Power oDAS
Traditional High-power outdoor DAS for coverage enhancement and network optimization
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13. Proprietary & Confidential
mBSC-H oDAS Solution
Compact Design
4U Host Unit shelf supports up to 8 nodes
All HU cards are:
Band/frequency agnostic
Hot-swappable
Centralized or distributed NMS
1U POI supports six sectors of BTS inputs
Proprietary & Confidential

14. Proprietary & Confidential
mBSC-H oDAS Solution
Industry leading uplink noise figure
Spec’d at < 2.5 dB
High TX Power
20/40/80W per band (700, 850, 1900, 2100 MHz)
20W/40W convection cooled available
Efficient fiber utilization
WDM and CWDM configurations
High node capacity
6 RUs in 23” shroud
3 RUs in 12” shroud
2 RUs in 8” shroud
Proprietary & Confidential

15. DAS Simulcast Configurations (WDM)
2nd MIMO Path
Adding MIMO path for LTE
Proprietary & Confidential

16. mBSC-H (oDAS) Product Advantages
What our customers tell us they like …
Form factor
HU rack space efficiency
high density RU form-factor
Operational Features
hot swappable cards in HU shelf
real-time VSWR monitor
uplink pilot signal generator / downlink power detector
Performance
high output power
low system noise figure
Proprietary & Confidential

17. Smart Coverage Enhancement Solutions – mBSC
mBSC: multi Band, multi System, multi Carrier
A range of solutions:
mBSC-H: High-power Outdoor DAS
mBSC-C: Combined 5-band Venue Coverage
mBSC-I: Integrated Fiber-fed Active Antennas
mBSC-D: Digital (CPRI) interface with fiber and microwave transport

18. mBSC-C: Venue and In-Building Coverage System
System Components
POI
Host Unit
Remote Node
Garden by the Bay, Singapore
Crystal Hall
Azerbaijan
Proprietary & Confidential

19. mBSC-C: System Configuration Example
700M x 1
850M x 1
1900M x 1
2100M x 1
2600M x 1
POI configuration
PSU x 2
RCU x 1
BIU x 1
FIU x 4
Host Unit configuration (1 HU supports 4 Remote Nodes)
CM_BTS x 1
CM_ANTx 1
RU700M x 1 -20W
RU850M x 1 -20W
RU1.9G x 1 -20W
RU2.1G x 1 -20W
RU2.6G x 1 -20W
Remote Node Configuration (w/o MIMO, w/o diversity)
POI 700M
POI 850M
POI 1900M
POI 2100M
POI 2600M
BIU
FIU
RCU
PSU
CM_BTS
RU700
RU850
RU1900
RU2100
RU2600
CM_ANT
Proprietary & Confidential

20. Proprietary & Confidential
mBSC-C: POI
Proprietary & Confidential

21. mBSC-C : Host Unit PSU Power Supply Unit FIU (Fiber Interface Unit )
RCU
Remote Control Unit
BIU
Base station Interface Unit
Proprietary & Confidential

22. mBSC-C: Remote Node Per Band Unit
700 MHz
850 MHz
1900 MHz
2100 MHz
2600 MHz
Proprietary & Confidential

23. mBSC-C: Remote Node Combiner Units
Interface to Host Unit
O/E and E/O conversion
RF inter-connection with remote band units
Fiber CM-BTS
Point of interface with antenna(s)
Passive device
CM-ANT
Proprietary & Confidential

24. mBSC-C: Combined Duplex Output Example: 4 bands
Proprietary & Confidential

25. mBSC-C: Combined Simplex Output Example: 4 bands
Proprietary & Confidential

26. mBSC-C Case Study: One Island East, Hong Kong
Project Highlights
A 70 floor premium class office complex
Floor space ~ 1,950 sq. meter
Comprehensive mobile coverage for the tenant area, back of house area and all lift cars with integrated in-building coverage solution
limited space and high power requirement
Multi-network support
GSM900, GSM1800 and UMTS
Operational since early 2008
Proprietary & Confidential

27. mBSC-C Case Study: Petronas Twin Towers, Malaysia
Building Info
# of Buildings: 2
# of Floors: 93 x 2
# of Elevators: 29
Built-up Area: 341,760 m²
System Configuration
8 BTS sectors
3 x 2 floor coverage
1 x 2 elevator coverage
16 Remote Nodes
GSM900 / 20W
PCS1800 / 20W
WCDMA2100 / 40W
Proprietary & Confidential

28. Smart Coverage Enhancement Solutions – mBSC
mBSC: multi Band, multi System, multi Carrier
A range of solutions:
mBSC-H: High-power Outdoor DAS
mBSC-C: Combined 5-band Venue Coverage
mBSC-I: Integrated Fiber-fed Active Antennas
mBSC-D: Digital (CPRI) interface with fiber and microwave transport

29. mBSC-I : Integrated Fiber-Fed Antennas
Innovative integrated fiber antenna solution for stealth deployment or unique zoning/tower challenges
Sectorized
Dual-band Pipe
Single or Multi-beam
Panel
Standalone
Compact DAS PAs
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30. mBSC-I : Part of mBSC family
Fiber Panel Antenna
BTI Host Unit
Fiber Pole Antenna
CWDM Mux/Demux integrated in Antenna
110V/220V source
CWDM M/DM
Total = 8 Wavelengths
6 Wavelengths = RF
2 wavelength = gigE
GigE media converter
Power supply
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31. mBSC-I: One-Sector MIMO (CWDM) Example
Proprietary & Confidential

32. Smart Coverage Enhancement Solutions – mBSC
mBSC: multi Band, multi System, multi Carrier
A range of solutions:
mBSC-H: High-power Outdoor DAS
mBSC-C: Combined 5-band Venue Coverage
mBSC-I: Integrated Fiber-fed Active Antennas
mBSC-D: Digital (CPRI) interface with fiber and microwave transport

33. mBSC-D: Digital Transport
BTI has developed a digital transport for DAS
CPRI compliant physical layer
Varying data rates depending on medium and required bandwidth
Benefits/applications
Increases optical link budget for fiber transport (longer distances)
Enables DPD amplifier designs for higher efficiency
More power in smaller packages
Supports multiple mediums
Microwave, fiber
Proprietary & Confidential

34. mBSC-D : “Fiberless” DAS
BTI Host Unit
Digital FIU in Host Shelf
CPRI out (over fiber)
E-band 80 GHz radio, 1 foot dish
Standard BTI shrouds for Remote Unit
Optical to RF conversion in a single blade
RF jumpers to existing mBSC-H RUs
Proprietary & Confidential

35. Proprietary & Confidential
mBSC-D: E-Band 80 GHz
GigE Full Duplex, Layer-1
Highest System Gain in the industry
Transparent to SyncE & IEEE1588v2
Lowest 5µsec
Low Profile & Weight
Low Power Consumption
Field changeable GigE interface
PoE (Power over Ethernet)
RF Channel Tuning
Field upgradable to 2Gbps
Specifications
Transmit Power
+22 dBm (QPSK)
ATPC Range
0-30 dB
Receiver Threshold
-66 dBm (QPSK)
Minimum Link Range
50m
Latency
<5µsec
Data Rate
1250 Mbps (GigE), Cu, MM, SM
Modulation
QPSK
Emission Bandwidth
1000 MHz
Antennas
0.3m (45 dBi) / 0.6m (52 dBi)
Link Gain
178 dB / 192 dB
Input Power
0.8A
Dimensions
25.4 cm (dia) x 7.9 cm (ht)
Weight
4.8 Kg
Proprietary & Confidential

36. E-Band 80 GHz Range Profile
Carrier Grade
Proprietary & Confidential

37. Small Cell Solutions Small Cell Radio Access Network (S-RAN) sNode
IAG/eIAG
Core Network
sNode
S-RAN
sNode
IAG/eIAG
Small Cell Radio Access Network (S-RAN)
sNode
S-RAN
Small Cell Solutions

38. BTI Wireless Small Cell Roadmap
Launched first Femtocell product in 2009
China Mobile trial in Shanghai (TD-SCDMA)
Commercial launch in 2012
Currently shipping over 5,000 TD-SCDMA units per month (growing to over 15,000 per month in 2013)
Small, Mid and Large capacity integrated access gateway (IAG) options
WCDMA/HSPA and LTE products launch in 2013
Femto, Enterprise, Pico/Metro and Rural models
All models support integrated WiFi for data traffic offloading
Proprietary & Confidential

39. BTI Wireless S-RAN Solutions
Solution Overview
Proprietary & Confidential

40. Integrated Access Gateway Solutions
Carrier class systems for interfacing to the carrier’s mobile core network (high capacity also available)
Proprietary & Confidential

41. Proprietary & Confidential
Femto Cell Solution
Low profile
Cost Effective for residential use
100 mW output power
8 Users
WCDMA (end of 2012)
LTE (mid 2013)
FDD & TDD
PCS & AWS bands
2600 MHz also planned
Proprietary & Confidential

42. Enterprise Cell Solution
Indoor enterprise solution
250 mW output power
32 Users
WCDMA (end of 2012)
LTE (mid 2013)
PCS & AWS bands
2600 MHz also planned
FDD & TDD with 2 X 2 MIMO
Up to 500 Mbps DL
Up to 100 Mbps UL
*Simultaneous WCDMA & LTE Operation end of 2013
Proprietary & Confidential

43. Proprietary & Confidential
Pico/Metro Cell
Outdoor model for Pico/Metro applications
2 W output power
32 Users (WCDMA), 64 Users (LTE)
WCDMA (end of 2012)
LTE (mid 2013)
PCS & AWS bands
2600 MHz also planned
FDD & TDD with 2 X 2 MIMO
2 W per path
Up to 500 Mbps DL
Up to 100 Mbps UL
*Simultaneous WCDMA & LTE Operation end of 2013
Proprietary & Confidential

44. Proprietary & Confidential
Rural Cell
High power, low capacity solutions
40 W output power
32 Users (WCDMA), 64 Users (LTE)
WCDMA (end of 2012)
LTE (mid 2013)
PCS & AWS bands
2600 MHz also planned
FDD & TDD
2 X 2 MIMO
*Simultaneous WCDMA & LTE Operation end of 2013
Proprietary & Confidential

45. Small Cell Solution Summary
Proprietary & Confidential

46. Small Cell & DAS Hybrid Solution (end of 2013)
Capacity tray approach for LTE Small Cell
Each blade is a small cell
4 U tray, with 6 capacity slots
Each card supports either WCDMA/HSPA or LTE
64 to 200 users per card
Combines with DAS lines for additional 2/3G support
May be used to support CDMA carriers with LTE small cells
2/3G Base
Station/BTS
Small Cell Capacity Tray
Remote Unit
Proprietary & Confidential
Host Unit

47. Bravo Tech International Ltd.
BTI Wireless
6185 Phyllis Dr. Unit D.
Cypress, CA 90630, USA
Tel:
Fax:
Bravo Tech International Ltd.
Unit , Chevalier Commercial Centre,
8 Wang Hoi Road, Kowloon Bay, Hong Kong
Tel:
Fax:
Bravo Technologes(S) Pte. Ltd.
Block 261, Waterloo Centre,
#02-06 Waterloo Street,
Singapore
Tel:
Fax:
Bravo Tech (Shenzhen) Ltd.
No.8 Building, Zone #3, Tangtou Industrial Park,
Shiyan, Baoan District, Shenzhen, Guangdong
P.R.China
Tel:
Fax: