• 4 SIP lines • 2.8" color display and 2.4" LCD display for BLF • Gigabit Ethernet • HD audio • User-friendly menu with help function • Power supply via POE or power adapter • Handset (HS) / Handsfree (HF) / Headset (HP) • Desktop / wall mounting • Economical and environmentally friendly packaging • Industry standard certifications: CE / FCC High interoperability - Compatible with the most important platforms: 3CX, Asterisk, Broadsoft, Elastix, Zycoo, etc.