GS-GRP2601LThe Grandstream GRP2601L is an entry-level, 2-line Essential Lite IP phone -Lines & SIP Accounts: Supports 2 lines and 2 SIP accounts. - Display: Monochrome LCD screen (2.41 inches). - Audio & Conferencing: Built-in 5-way local voice conferencing, HD full-duplex speakerphone, Noise Shield technology, and AI-powered background noise reduction. -Network & Power: Dual 10/100 Mbps Ethernet ports (does not include built-in PoE; ships with a universal power adapter). - Headset Support: RJ9 port with E