Description
Product Overview
The Tonmind SIP-S01 is a 15W network (IP) ceiling speaker with a smooth flush-mount design that blends into any interior. It is ideal for background music, public announcements, security and fire-alarm linkage in schools, offices, stores and hospitals. Standard SIP/ONVIF protocols allow easy integration with most VoIP PBX platforms and ONVIF VMS/NVR systems.
Key Features
- Built-in 15W amplifier — excellent sound for music and announcements
- PoE power supply (or DC 12V) — no local power needed
- Standard SIP protocol for VoIP / PBX integration (secondary/backend SIP server supported)
- Standard ONVIF protocol — compatible with ONVIF VMS/NVR
- RTP Multicast supported as an alternative to SIP backend systems
- 48K OPUS audio codec for excellent sound quality
- GPIO alarm input for fire-alarm / security linkage
- Web-based firmware upgrade for easy maintenance
Technical Specifications
- Model: SIP-S01
- Rated Power: 15W (built-in amplifier)
- Audio Decoding: OPUS 48KHz, MP3 44.1KHz, G.722-ADPCM 16KHz, G.711-PCMU/PCMA 8KHz, G726 8KHz, GSM 8KHz, LPCM-16bit Stereo/Mono 44.1kHz
- Max SPL: 96 dB
- Frequency Response: 100 Hz – 18 kHz (500 Hz–2 kHz ±10 dB, 400 Hz–12 kHz ±20 dB)
- Harmonic Distortion: 0.1% @ 1 kHz
- Signal-to-Noise Ratio: 91 dB
- Network Protocols: SIP, ONVIF, HTTP/HTTPS, IPv4, TLS, RTSP, RTP/SRTP/RTCP, DHCP, DNS, NTP, TCP/UDP, IGMP, ICMP, ARP, SNMP v1/v2c/v3, Bonjour
- Network Interface: 10/100 Base-TX RJ45
- SIP Features: VoIP/SIP-PBX integration, secondary/backend SIP server, codecs OPUS/G722/G711U/G711A, DTMF (RFC 2976, RFC 2833/4733)
- Security: Password protection, IP address filtering, Digest authentication, user access log, firewall
- Power Supply: PoE or DC 12V
- Interfaces: RJ45, DC power input, GPIO alarm input, reset button
- Material: Metal
- Installation: In-ceiling (flush mount)
- Dimensions: 200 × 90 mm
- Net Weight: 1 kg
- Web UI Languages: English, Italian, Russian, Korean, Chinese (Simplified & Traditional)
- Warranty: 2 years
- Package Includes: Network ceiling speaker, quick guide
Use Cases
- Background music and paging in offices, schools and hospitals
- Retail stores and shopping malls (announcements + music)
- Fire-alarm and security voice linkage via GPIO input
- Voice integration with SIP PBX and ONVIF VMS/NVR systems

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