Brand: Grandstream Type: 8-line Carrier-Grade IP phone SIP: 12 accounts Network: 2×1 GbE, PoE, Wi‑Fi 6, Bluetooth Conference: 5-way audio Sound quality: Full HD, Noise-Shield Support: GBX20 expansion module Security: Secure Boot, dual firmware Management: GDMS centralized
Brand: Grandstream Type: 8-line Carrier-Grade IP phone SIP: 12 accounts Network: 2×1 GbE, PoE, Wi‑Fi 6, Bluetooth Conference: 5-way audio Sound quality: Full HD, Noise-Shield Support: GBX20 expansion module Security: Secure Boot, dual firmware Management: GDMS centralized
