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 | ||
DSP9100 2U IP Network PA System Server(Windows/Linux)February 26, 2020The network broadcast server adopts industrial-grade industrial control host, the system is stable and reliable, built-in SSD solid state hard disk, aluminum alloy panel. Working 24 hours a day, it ca...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 Audio Equipment Should A Conference Room Have?October 28, 20201. MicrophoneMicrophones are indispensable in meeting rooms. It is the most important sound collection device. Collect the voices of meeting participants through microphones, and then broadcast them o...view
A Leap-forward of DSPPA in GET 2016December 22, 2016DSPPA attended GET Show at Poly World Trade Center Expo. Guangzhou, China, from 1-4 March, 2016. This time, DSPPA got a remarkable leap-forward and gain the highly praise both in domestic and internat...view