Description
| Brand | Akuvox | 
| Model | E21A | 
| Keyboard | Mechanical call button with LED call indicator | 
| Departures | 2 relay for main locks, RS485 and audio | 
| Tickets | 2 push button inputs | 
| Remote Access |  SmartPlus mobile phone application or configuration via WEB browser Remote access via Cloud: yes available  | 
| Audio | Two-way audio with noise-cancelling microphone and speaker and Crystal Clear Audio technology | 
| Audio Format |  SIP v1 (RFC2543), SIP v2 (RFC3261), G.711a, G.711μ, G.729, G.722 DTMF (RFC2833), SIP Info  | 
| Network interface | Ethernet 10/100 BaseT / RS485 / RTSP | 
| Mode of operation | Local network and/or through cloud on different networks | 
| Firmware Updates | Remotely with cloud using installer account or through web browser locally | 
| Material | SUS316 anti-corrosion steel | 
| Degree of protection | IP65 and IK10 | 
| Operating temp. | -40º C ~ +65º C | 
| Dimensions | 210 (H) x 120 (W) x 61 (D) mm | 
| Feeding | DC 12 V / 1000 mA max. /PoE IEEE802.3af | 
| Weight | 800 g | 




