Yeastar P560 P-Series IP PBX

Base users/max users : 100/200 max concurrent calls : 30/60 base/ max call centre agents : 100/200 max fxs ports : 8 max fxo/bri ports : 8 max gsm /3g/4g ports : 4 max e1/t1/j1 ports : 1 expandable d30 : 1 transport protocol : udp, tls, tcp, srtp voice codec : g711(alaw/ulaw) ,g722,g726,g729a,gsm, speex,adpcm,ilbc video codec : h263, h263p,h264, mpeg4 dtmf : in – band, rfc4733, rfc2833, sip info nfc read/write : yes ethernet interfaces : 2 × (mbps) hard disk : 1 sata(up to 2tb) usb : 1( up to 2tb) power supply: ac 100-240v 50/60hz 1.5a max size(l*w*h)cm : 44 × 25.2 × 4.4 weight : 2.5kg form factor : 1u rackmount