N-SP80SB Standalone PCB SIP Board


N-SP80SB is a SIP-compliant hands-free Voice over IP (VoIP) PCB board that offers flexible audio communications using standard SIP protocol for parking facilities, college campuses, medical centres, and industrial parks. It can integrate with external SIP compatible systems through a SIP server. Peer-to-Peer mode is also available for easy system configuration without a SIP server.


* Asterisk White Paper


Phone Features Web support multi-language
Volume control
Direct IP call without SIP proxy
Network Features 2x10/100Mbps Ethernet Port
Security: Password Protection, IP address filtering, SIP over TLS, HTTPS
encryption, user access log, SRTP (Secure RTP)
Protocols support: IPv4, HTTP, HTTPS, FTP, SNMP, DNS, NTP, RTSP, RTP,
SIP Features SIP v1(RFC2543), SIP v2 (RFC3261)
Audio codecs: G.711a, G.711µ, G.722, G.729
Speech Quality: 7kHz Audio
Echo Cancellation
Voice Activation Detection
Comfort Noise Generator
Inputs 1x Microphone (for electret or dynamic microphone)
Outputs 1x Speaker (2W @8Ω) and 1x Line
Keyboard Possibility for connection of 2 single buttons or a keypad
Control Input

2 channels, no-voltage make contact input, open circuit voltage: 5 V DC, short-circuit current: 10 mA or less

Control Outputs

2 channels, relay output, normal open/normal close output, withstand voltage: 30 V DC, control current: 1 A

Plug pluggable screw terminals
IP Uplink/Downlink shielded RJ45 modular jacks
Power Supply 12VDC/1A or 24VDC/0.5A External Power Supply or PoE
PoE (Power over Ethernet)  IEEE 802.3af standard
Dimensions  115 (H) x 65(W) x 16(D)mm (4.52" x 2.55" x 0.629")
Operating Temperature  -20 ~ +55
Storage Temperature  -20 ~ +70
Relative Humidity  Up to 95% not condensing