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Shenzhen Centnet Telecom Equipment Co., Ltd.

Company Profile

Shenzhen Centnet Telecom Equipment Co., Ltd.
[China]

Address:
3/F, Shenyi Industrial Building, No. 1002, Nanshan Av., Shenzhen, China. Shenzhen Guangdong 518054 China

Phone:
86-755-26589288

Contact name:
Andy Shen , Sales Manager

Shenzhen Centnet Telecom Equipment Co., Ltd.

Products

	2FXS+2FXO VOIP Gateway with P2P Function

2FXS+2FXO VOIP Gateway with P2P Function

Click to enlarge image

Model Number

CNG300-4022

CNG300-4022 is very suitable for integrating head office with their branch offices.

FXS in A place-call->FXS in B place: Free
FXS in B place-call->FXS in A place: Free
FXS in A place--call-->FXO in B place-->hear dial tone-->call PSTN num. in B place: Charged as local call in B place.
FXS in B place--call-->FXO in A place-->hear dial tone-->call PSTN num. in A place: Charged as local call in A place.

Our company made the first VoIP Gateway in China mainland and have gained the No.1 position VOIP terminal devices & Solution market in China for several years. We have about 20 branches over most provinces of China. We also have the biggest R&D team in the domestic industry.

Our gateway have long time experience in practical using in many different countries. We have improve it to be very good for many kinds of complex environments.

Support P2P function, one gateway can directly map to anther one

Provide OEM and ODM service.

[Model]
CNG300-4040: 4FXS 1WAN 1LAN
CNG300-4004: 4FXO 1WAN 1LAN
CNG300-4022: 2FXS+2FXO 1WAN 1LAN

[Features]
SIP&H.323 supported
Codec: G. 711A-/U-law, G. 723.1, G.729A
G. 168 (25-64MS)
Diffuser, SNTP(SIP version), CNG. TOS. JITTER BUFFER, VAD
Intelligent routing; Power-off protection
T38, T30 and FRF supported
Caller ID checking and displaying supported
FSK and DTMF check and generate
Busy tone self-learning
CNG(Comfort Noise Generation) and value adjustment supported
Polarity reversal billing provided
Voice record and IVR Programmable
Remote management, upgrade and maintenance

[Specifications]
Unit weight: 1.32KG
Unit dimension: 220X136X32mm