DSP9329A Explosion-proof Sound and Light Amplifying Telephone supports the standard SIP protocol and can be effectively compatible with commonly used IPPBX and network dispatching platforms in the market. It is specifically designed to respond to environment with flammable and explosive gas or dust, such as petrol stations, oil fields, hydrogen stations, chemical plants, underground pipeline galleries and gas tanks. This telephone is suitable to be installed in various harsh environments as it is defined by explosion-proof, waterproof, moisture-proof, dust-proof, cold-proof, frost-resistant, high-temperature, and Oxidation, anti-corrosion, anti-violent percussion and other properties.
Model | DSP9329A |
Product material | Aluminum alloy |
Product color | Outdoor yellow |
Protection level | IP68 |
Explosion-proof grade | Exna IC IIC T6 GC |
Power supply | 220V AC / 12V5A DC |
Dimensions | 320*255*138mm |
SIP line | Maximum 2 channels |
Network characteristics | LAN/WAN |
DTMF | In-band/RFC2833/SIP info |
Encoding | G.711(A/μ) / G.729A/B/AB / G.726 / iLBC / G.722/L16 |
DNS SRV | RFC3263 |
Firewall | VPN L2TP,DMZ |
SIP protocol | SIP 2.0 |
Speaker power | 8Ω 20W |
Speaker volume | ≥ 110dB |
Ambient temperature | -40℃~70℃ |
Environment humidity | ≥95% |
Installation method | Wall-mounted |
DSP9328 IP Waterproof Hands-free TelephoneJuly 13, 2022view
DSP9327W IP Waterproof Sound&Light Alarm Wall-Mounted TelephoneNovember 3, 2021The phone support external loudspeaker and police lights,view
DSP9327A Waterproof Sound&Light Alarm Wall-Mounted Telephone +15W SpeakerNovember 3, 2021DSP9327A Waterproof Sound&Light Alarm Wall-Mounted Telephone +15W Speakerviewwe will contact you within 24 hours.
DSPPA | Welcoming the Year of the Horse: Holiday ScheduleFebruary 11, 2026Abstract: DSPPA will be closed for the Chinese New Year from Feb. 12 to 23. Wishing you a joyful and prosperous Year of the Horse!view
The internationalization of Technical code for public address engineeringNovember 25, 2016It has been 4 years since the National Standard-Technical code for public address system engineering GB 50526 – 2010 was issued and implemented in 2010. This code is the first national standard in the field of public address (PA) in China, also the firstview