電子產品

搜羅全球頂尖電子產品公司提供的電子產品資訊。您可在貿發網採購平台即時諮詢可靠和專業的產品供應商，以獲取詳盡的資料及報價。

電子產品供應商和製造商

Electronics

電訊服務

elec

搜羅全球頂尖電訊服務公司提供的電訊服務資訊。您可在貿發網採購平台即時諮詢可靠和專業的產品供應商，以獲取詳盡的資料及報價。

電訊服務供應商和製造商

Telecommunication

Jwoodaudio (Hong Kong) Co., Limited

Wifi Mutil Room/Mutil Source/DLNA/Spotify connect/Internet radio/AUX

MT100A Multi-room Portable Speaker

Mavin Technology Inc.

  Audio gateway (in/out) for PC, PDA, streaming of music from any Bluetooth source  Connected with Bluetooth cellular phone as a headset, compatible with all Bluetooth cellular phones  One switch for pick up and pairing, volume up and down adjustment, which is veryeasy to click  You can now re-dial and receive calls without touching your phone  With voice dialing function, which depends on whether the cellular phone support  It supports MSN, Skype and other internet messenger application  It can also be used for listening MP3 and other audio streaming  With crystal clear audio sound effect  It is operated with rechargeable lithium-polymer battery for long lasting play  Fashion and stylish design with comfortable headband  

Bluetooth Stereo Headset

CEM Solutions Pvt Ltd.

A Session Border Controller(SBC) is used to control VoIP signaling and media streams. SBC is responsible for setting up, conducting, and tearing down calls. SBC allows owners to control the types of call that can be placed through the networks and also overcome some of the problems caused by firewalls and NAT for VoIP calls. A common location for a stand-alone SBC is a connection point, called a border, between a private local area network (LAN) and the Internet. SBC polices real-time voice traffic between IP network borders ensuring your private network is robustly secure and fully manageable. 
SBC is enabled with DPI Packet Inspection on VOIP traffic, supporting the Signatures for Key Malwares/Vulnerabilities observed in SIP Deployments like Extensions Enumeration DoS and Password Cracking. Supporting Open Source PBXs like Asterisk, FreeSwitch, TrixBox. 
Handles the SIP-NAT issues observed in the common VOIP deployments. 
Topology-hiding function is to prevent customers or other service providers from learning details about how the internal network is configured, or how calls being placed through the SBC are routed. 

Basic functions   Eliminates bad VoIP signaling and media protocol at the network boundary.   Built-in firewall which can controls IP Addresses/Port based Filtering, DOS/DDOS Attacks, IP Blacklist &amp; NAT. It opens pinhole in the firewall to allow VoIP signaling and media to pass through.   Media bridging, which may include Voice over IP and Fax over IP.   Roaming Extension for Internal SIP PBX.   Support for SIP Outbound/Inbound Trunk and policies to route the calls.   DTMF Support for RFC2833/INBAND/SIP INFO   Can handle simultaneous calls from 10 to 60 channels (Including Media Transcoding and Encryption)   Easy GUI Configuration and call statistics.  
Advanced features   Transcoding SBCs can also allow VoIP calls to be set up between two phones by transcoding of the media stream, when different codecs are in u  

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