CPU: Quad-Core Processor

RAM: 1 GB DDR3

Internal Storage: 16 GB onboard flash memory

External Storage: 1 × SD card slot (supports up to 128 GB)

USB Port: 1 × USB 2.0 for external storage or system recovery

Network Interfaces: 2 × 10/100 Mbps Ethernet ports (LAN)

Telephony Interfaces: 8 × FXO ports (no FXS)

Performance:
Recommended Users: Up to 60 users (expandable up to 500)
Max Registered Extensions: Up to 800 extensions
Max Concurrent Calls:
300 calls using G.711 codec
100 calls using G.729 codec

Recording Capacity:
~86,000 minutes in .gsm format
~9,500 minutes in .wav format

Software Features:
Operating System: Linux-based with Asterisk open-source PBX

Supported Features:
IVR (Interactive Voice Response)
Call forwarding, call waiting, call transfer
Conference calling
Voicemail
Call recording
Call Detail Records (CDR)
Fax to Email
Web-based management interface
Supports SIP and IAX2 protocols
Supports codecs: OPUS, AMR-NB/WB, G.722, SILK, VP8, etc.
WebRTC and Click2Call support
VPN support: OpenVPN, L2TP, N2N, SSTP
Security: Firewall, Fail2Ban, TLS and SRTP encrypted calls

Power Supply: 12 V DC, ≥ 2.33 A
Power Consumption: Max 16 W
Enclosure: Fanless aluminum case, dust and insect resistant, industrial grade
Built-in UPS: Yes, integrated Uninterruptible Power Supply for power failure protection
Operating Temperature: 0°C to 50°C
Storage Temperature: -20°C to 65°C
Dimensions: 165 × 165 × 40 mm
Weight: 824 g