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Public PA System
Jul 02 , 2020
Public Address System (PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume (loudness) of a human voice, musical instrument, or other acoustic sound source or recorded sound or music. PA systems are used in any public venue that requires that an announcer, performer, etc. be sufficiently audible at a distance o...
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Quick View of Tomind IP Network Speaker Series
Aug 23 , 2021
Tonmind network attached speakers are professional and high quality ip pa speaker system. They are perfect for live or scheduled voice messages to play background music, annoucements, security or fire alarm linkage. The different models can be applied to different occasions. We aim to provide excellent and affordable network speaker system for customers. Ceiling Design SIP-S01, 15W, Indoor Ce...
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The Added Value of Intercom PA Systems
Sep 02 , 2021
Tonmind Intercom PA Systems are high quality audio systems that can deliver many benefits in different cases, for instance, schools, offices, retail stores, public buildings. Make live or scheduled announcements in different zones Various audio sources can be played to single or multiple zones simultaneously. Set school as example, it can make anouncements or play teaching material in certain area...
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Tonmind VS Axis IP Speaker
Oct 20 , 2021
Axis IP Speaker has been a leading brand for SIP Audio Prodcuts worldwide. Herewith we compare the parameter between Tonmind and Axis SIP Paging Speaker. Tonmind IP PoE Speaker Advantages. • Support much more codec for better sound quality, including OPUS，MP1/MP2/MP3...etc. • Higher rated power up to 30W for clear and loud voice. It's 15W and 30W optional. • Much more cost-effective. The whol...
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Real-time Transport Protocol (RTP)
Nov 03 , 2021
What is RTP? Real-time Transport Protocol (RTP) is a network standard designed for transmitting audio or video data that is optimized for consistent delivery of live data. It is used in internet telephony, Voice over IP and video telecommunication. It can be used for one-on-one calls (unicast) or in one-to-many conferences (multicast). RTP typically runs over User Datagram Protocol (UDP). RTP is u...
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IP Multicast for RTP Streaming
Nov 11 , 2021
What is IP Multicast? IP Multicast is a method of sending Internet Protocol (IP) datagrams to a group of interested receivers in a single transmission. It is the IP-specific form of multicast and is used for streaming media and other network applications. It uses specially reserved multicast address blocks in IPv4 and IPv6. IP Multicast is a technique for one-to-many and many-to-many real-time com...
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Speex: A Free Codec For Free Speech
Nov 17 , 2021
Overview Speex is an Open Source/Free Software patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet applications and provides useful features that are not present in most other codecs. Finally, Speex is ...
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ARP：Address Resolution Protocol
Dec 02 , 2021
What is ARP? The Address Resolution Protocol(ARP) is a communication protocol used to discover the data-link layer address(Layer 2 address like Media Access Control(MAC) address) associated with an Internet layer address(Layer 3 address like IPv4 address). ARP was defined in 1982 by RFC 826. ARP is a request-response or request-reply protocol in which one device sends a request to another device a...
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