Technology comprision

Communication protocol

• Private and special VAVCS protocol
• VAVAA technology structure, powerful penetrability
• VAVAA intercommunicates with all the products of VAVAA

○Public H323 or SIP protocol
○Easily to be forbad

Quantity of main server

only one

○Need several servers
○More users, more servers

Communication theory

P2P direct communication data transfer

need to transfer by server

Exchange technology

• soft swapping
• need no special hardware

no

Signal strength monitoring

• signal-strength display
• Real time monitor network status during calling

no

Phone number

• 11-digit number centralization of management
• do not change the traditional dial habit
•  can multileveled operate according to number section

○differ in length
○letters and numbers intermixed

Encrypted communications

• special encript communication arithmetic, unable to interception
• user can set encryption switch

○Some support public encryption methods
○no encryption switch

Audio and video effect

Tone quality

digital level, very clear

common

call delay

no feeling

slight

video

have! video size can be adjusted

no

noise disposal

can be cleared, good effect

some can be cleared

echo disposal

can be cleared, good effect

some can be cleared

Dial methods

keyboard dial

support

support some

mouse dial

support

support some

Web call or soft control hit to dial

support

no

Terminal dial

support

no

terminals

MIC+SPEAKER

support common earphone

support common earphone

USB phone/ USB shaft

• Designed based on fixed phone usage habits
• Plug and play, call ring
• Inquire call records, support call-back and re-dial
• sound box function
• Support Skype, QQ, MSN, GuoTongWangDian, UUCALL, IPN, 263NET, Gbphone, TieTong, FeiXianManYou, etc.

Some have special products, such as Skype

net phone

• special net phone, directly connect with mesh wire
• support visual and un-visual
• interactive mode
• call ring

Some have special products, such as CISCO

net mobile phone

• Support Wi-Fi network (producing)
• Support WiMAX network (which has developed and plan to produce)

no

4G PDA

• Support …. (which has developed and plan to produce)

no

Basic function

register phone number

• completely free, no the probation period
• simple, only need to fill in five pieces of basic information
• fast, immediately activate after submitting

○pay for it after the probation period
○fussy items
○need to be verified or email affirm

log-on time

in 2 seconds

about 5 seconds

Word dialogue

have

some have

File transfer

spontaneously receive, fast transfer speed

Negatively receive may miss

call records

• Has received, missed, called detail record
• Double click relative records to start a call

have record

phone book

• can add VAVAA number, mobile phone number, fixed phone number and other contact methods
• has "black list" filter function, refuse disturbance

○phone book inside
○only limited by that brand

multi call

• has special TalkCentrex soft
• support multiple conversation

no

record

can

no

online message

can

no

automatic answer

can

no

call traditional phones

call completing rate is above 90%

some support, low call completing rate

recharge ways

support the following recharge methods:
•  online paying
•  bank transfer
•  agent recharge
•  point card recharge
•  user transfer

only support one or two ways

Advanced function

call centre

•  support N pieces of terminal call center plans
•  Besides VAVAA terminals, it also includes terminals of:
•  Common phone
•  mobile phone
•  Xiaolingtong etc.

no

extension number

Besides VAVAA terminals, it also includes:
•  Common phone
•  mobile phone
•  Xiaolingtong etc.

no

offline diverting

When off line, it can divert to:
•  Another VAVAA phone
•  Common phone
•  mobile phone
•  Xiaolingtong etc.

no

call diverting

Entirely support several call diverting plans, such as:
• VAVAA phone to another VAVAA phone
• VAVAA phone to traditional phone
• traditional phone to VAVAA phone

no

business gateway

• Include two kinds uni-direction (free), bidirection (authorized);
• Support N lines communication plan in inner line
• Support dispose free phone plan for business call center and group enterprise

no

Open degree

soft skin package

• Open and issue special skin soft
• Can pack by your needs

no

compatibility

can embed into other enterprise products

no