Yeastar N824 Smart Analog Phone System delivers advanced communications features of a large system to the small office. Yeastar N824 maximizes cost-effectiveness with8 CO lines, 24 analog extensions, 8 SIP extensions, 8 SIP trunks, and the ability to handle calls with your mobile phone. Yeastar N824 smart analog PBX is easy to install and ready to play out of the box with plug-and-play facility.  In rare circumstances when configuration is needed, the user-friendly web interface is easy and intuitive.You can enjoy the convenience and efficiency of powerful built-in features with Yeastar N824 without extra license fees: Product Specification:

CO / FXO line		8 **included
Analog Extensions		24 **included
RJ21 Connectors		1 for FXS and 1 for FXO
SIP Extensions		8 **included
SIP Trunks		8
Network Interfaces		1 10/100Mbps
Protocol		SIP (RFC3261)
Transport		UDP, TCP, TLS, SRTP
DTMF		RFC4733, SIP INFO, In-band
Codec		G.711 (a-law, u-law), G.722, G.726, G.729 A/B, GSM, iLBC , Speex
Console Port		1
SD Card Slot		1
Dimensions		440 mm × 250 mm × 44 mm
Weight		1.5 kg
Power		AC 100-240V (12V, 5.5A)
Operation Range		0°C to 40°C, 32°F to 104°F
Storage Range		-20°C to 65°C, -4°F to 149°F
Humidity		10-90% non-condensing