Item NO.:
SIP-K31TOrder(MOQ):
1Payment:
T/T,Western Union, PaypalShipping Port:
ChinaLead Time：
1 WeekWeight：
10g
Product Description
Tonmind K31T SIP PCB Board is a compact and powerful SIP audio module designed for IP intercom and door phone applications. It supports standard SIP and ONVIF protocols, enabling seamless integration with VoIP systems and ONVIF-compatible VMS platforms for reliable two-way communication. Powered by PoE, the K31T simplifies installation while delivering high-quality audio with support for OPUS 48 kHz, G.722, and G.711 codecs. The board features MIC and speaker interfaces, alarm GPIO inputs, LED indicators, and HTTP control, allowing flexible system control, pre-recorded messages, and scheduled audio playback. With wide operating temperature support and a compact PCB design, the K31T is an ideal solution for building professional IP PoE intercom and door phone products.
SIP PCB Board
• Two-way intercom communication
• Support 48K OPUS Audio Codec
• SIP & ONVIF protocol compatibility
• Pre-recorded messages, Schedule play, HTTP control
• Alarm: GPIO IN, HTTP URL
• PoE Power Supply
• MIC and speaker interface
Specification
Protocol
SIP, ONVIF,
HTTP, HTTPS, IPv4, DHCP, RTSP, RTP, RTCP, TCP, UDP, ARP, FTP, TFTP, NFS, NTP,
SOCKS, SSH, DNS, ICMP, IGMP
Audio Codec
OPUS 48
kHz, MP3 44.1 kHz, G.722 ADPCM 16 kHz, G.711 PCMU 8 kHz, G.711 PCMA 8 kHz
Network Interface
10BASE-T/100BASE-TX
Interface
1 × RJ45,
2 × Alarm IO input, 2 × LED, 1 × MIC input, 1 × Speaker output, 1 × 12V Power
output
Power
Supply
PoE
(IEEE802.3af)
Speaker
8Ω 1W
Operating
Temperature
-30℃ — +60℃
Operating
Humidity
5%-85%
Function
Compatible
with VoIP devices and ONVIF VMS, support two way communication, pre-recorded
messages, schedule play, HTTP control
Application
Intercom,
Door Phone
Size
67mm *
68mm * 17mm
Others
Support
Web Browser Settings, Firmware Upgrade
Product Image
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