Tonmind IP Paging Adapter SIP-T21
SIP-T21, 48K OPUS Audio Codec, MIC, headset and speaker interface. Alarm: GPIO, HTTP URL and relay out. Compatible with VoIP SIP devices, ONVIF VMS/NVR.
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Category：PA System, Product, SIP Paging Adapter
86+13823702426
SIP-T21, 48K OPUS Audio Codec, MIC, headset and speaker interface. Alarm: GPIO, HTTP URL and relay out. Compatible with VoIP SIP devices, ONVIF VMS/NVR.
- Item NO.:SIP-T21
- Order(MOQ):10
- Payment:T/T,Western Union, Paypal
- Product Origin:China
- Color:Black
- Lead Time：1 Week
- Weight：250g
Product Description
The Tonmind SIP-T21 is a compact and powerful SIP paging adapter designed for seamless integration with VoIP systems. It supports two-way intercom communication, high-quality 48K OPUS audio codec, and is compatible with SIP and ONVIF protocols. Equipped with a built-in 15W amplifier, it allows direct connection to speakers and microphones. The device supports pre-recorded messages (WAV/MP3), multiple alarm triggers (GPIO, HTTP URL, relay out), and offers flexible power options via PoE or DC 12V/24V. With dual LAN ports and comprehensive I/O interfaces, the SIP-T21 is ideal for upgrading analog paging systems to IP-based networks. It’s perfect to be applied in various PA System, for instance, school, retail, commercial centers, etc.
SIP PagingAdapter Feature
• Two-way intercom communication
• Support 48K OPUS Audio Codec
• SIP & Onvif protocol compatibility
• Pre-recorded message(WAV/MP3）
• Alarm: GPIO, HTTP URL and 2×Relay out
• MIC, headset and speaker interface
• PoE+LAN interface, reset control
Specification
| Audio | |
| Decoding | OPUS 48 kHz, MP3 44.1 kHz, G.722 ADPCM 16 kHz, G.711 PCMU 8 kHz, G.711 PCMA 8 kHz |
| Network | |
| Security | Password protection, IP address filtering, Digest authentication, User access log |
| Network Protocol | SIP, ONVIF, HTTP, HTTPS, IPv4, TLS, RTSP, RTP, RTCP, DHCP, DNS, NTP, TCP, UDP, IGMP, ICMP, ARP |
| Network Interface | 10/100 Base-TX, RJ45 |
| VoIP | Supports SIP protocol for integration with VoIP systems and SIP/PBX.Support ONVIF protocol for interaction with security systems, integrated with ONVIF VMS/NVR. 2 SIP Accounts, SIP Direct IP Call, RTP Multicast Codecs: OPUS，G722，G711U，G711A. |
| Amplifier | |
| Amplifier | 15W |
| General | |
| Material | Metal |
| Power Supply | PoE or DC 12V |
| Interface | 2×LAN, 1× MIC input, 1×Headset output, 1×Speaker output, 2× IO Alarm input, 2×Relay |
| Dimensions | 112mm *105mm * 29mm |
| Weight | 250g |
| Languages | English |
| Warranty | 2 years |
| Package includes | SIP Paging AdapterQuick Start Guide |
| Customization | Accept OEM, ODM |
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