This series of intercom servers is a multifunctional unified communications device for small and medium-sized enterprises worldwide. Based on the SIP standard and featuring a modular design, it integrates a wide range of functions including VoIP telephony, virtual fax, audio conferencing, call recording, Busy Lamp Field (BLF), and paging/intercom. The system is easy to manage and maintain, with simple upgrades and capacity expansion. It is an ideal solution for SMEs to quickly build their own unified communications system, enhancing corporate image and improving operational efficiency.
The DSP9302 and DSP9303 feature a removable modular design, with each device equipped with two module slots. The DSP9301, on the other hand, uses an onboard module design.
Model | DSP9301 | DSP9302 | DSP9303 |
Number of Extensions | Up to 100 | Up to 200 | Up to 600 |
Concurrent Calls | Up to 30 | Up to 60 | Up to 150 |
Concurrent Conferences | Up to 30 | Up to 60 | Up to 150 |
Recording & Voicemail Storage | Up to 400 hours | Up to 15,000 hours | Up to 15,000 hours |
Memory | 1 GB | 1 GB DDR3 | 1 GB DDR3 |
Storage | 8 GB SD Card | 1 TB HDD | 1 TB HDD |
Busy Lamp Field (BLF) | Supported | ||
Caller ID Display | Supported | ||
Call Queue | Supported | ||
Call Forwarding / Call Transfer / Call Waiting | Supported | ||
Call Recording | Supported | ||
DISA & Paging / Intercom | Supported | ||
Audio Codecs | G.722, G.711-Ulaw, G.711-Alaw, G.726, G.729, GSM | ||
Video Codecs | H.263, H.263+, H.264 | ||
Dialing Permissions | Supported | ||
One Number Multiple Devices | Supported | ||
Music on Hold | Supported | ||
Skype for SIP | Supported | ||
SIP & IAX Extension Registration | Supported | ||
Network Access | Static IP / DHCP / PPPoE | ||
System Backup & Restore | Supported | ||
HD Video Calls | Supported | ||
Web Extensions (WebRTC) | Supported | ||
Operating Temperature | 0 °C–40 °C | ||
Storage Temperature | -20 °C–55 °C | ||
Humidity | 5–95% RH, non-condensing | ||
DSP9302 Intercom ServerJanuary 28, 2026This series of intercom servers is a multifunctional unified communications device for small and medium-sized enterprises worldwide. Based on the SIP standard and featuring a modular design, it integr...view
DSP9303 Intercom ServerJanuary 28, 2026This series of intercom servers is a multifunctional unified communications device for small and medium-sized enterprises worldwide. Based on the SIP standard and featuring a modular design, it integr...view
DSP9100 7U IP Network PA System ServerJuly 1, 2019The IP Broadcast Server adopts industrial control host. The system is stable and reliable with SSD and aluminum alloy panel. Working 24 hours a day, it can operate stably in low and high temperature f...viewwe will contact you within 24 hours.
What Does a PA Amplifier Do?May 25, 2023The Functionality of a PA AmplifierPublic Address (PA) systems have become an integral part of various applications, such as schools, airports, shopping malls, and stadiums. These systems consist of s...view
Common Faults of the Conference System and Their Handling MethodsJuly 21, 2021Ⅰ. The speaker in conference system has noise or howlingSolution suggestions:1. It is easy to produce noise if the battery of the microphone is not enough or the volume of the PA power amplifier is t...view