Beijing Powerunit China

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General office

Beijing Powerunit
China
Beijing
Beijing ,100086
China

Phone: 8610-51658192
Site: http://www.callupservice.cn

Hardware
International VoIP Wholesale Provider
Internet Telephony Service Provider
Internet VoIP and Video Conferencing Service Provider
VoIP Billing Software Provider
Voip consulting
Voip Termination ISP
Wireless Broadband

Billing Software

Cisco Systems
Huawei VoIP Products
Quintum

Billing system of own development

HyberTone Technology Co., Ltd.

SpeedVoIP Communication Technology Co., Ltd

Providers in database: 6433

Audio Codec’s: G.729, G.711

G.729 is an audio algorithm of voice transfer data compression that compresses the digital voice into 10 ms duration packages.

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Photon Telecoms Ltd

Photon Telecommunication Limited is a leading International provider of Telecom services, including carrier-to-carrier, carrier pre-selection, VoIP and pre-paid calling cards. With interests in Asia, America, Africa and Europe, our London-based company is