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or specialized software to allow the router to accept SIM cards from any network. Troubleshooting
| Model variants | B660 (standard), B660s-2, B660s-22, B660s-23, B660s-4G | | --- | --- | | Chipset | Hisilicon Balong V7R22 / V7R11 (LTE modem) | | CPU | ARM Cortex‑A9 @ 1.0 GHz (dual‑core) | | LTE Category | Cat6 (DL 300 Mbps, UL 50 Mbps) | | Wi‑Fi | 802.11a/b/g/n/ac (2.4 GHz + 5 GHz), max 2×2 MIMO | | LAN Ports | 3× Gigabit Ethernet (LAN), 1× Gigabit WAN/LAN | | USB | 1× USB 2.0 (for storage or firmware recovery) | | Management | Web UI (HTTP/HTTPS), Telnet (disabled by default), TR‑069 | huawei b660 firmware
or specialized software to allow the router to accept SIM cards from any network. Troubleshooting
| Model variants | B660 (standard), B660s-2, B660s-22, B660s-23, B660s-4G | | --- | --- | | Chipset | Hisilicon Balong V7R22 / V7R11 (LTE modem) | | CPU | ARM Cortex‑A9 @ 1.0 GHz (dual‑core) | | LTE Category | Cat6 (DL 300 Mbps, UL 50 Mbps) | | Wi‑Fi | 802.11a/b/g/n/ac (2.4 GHz + 5 GHz), max 2×2 MIMO | | LAN Ports | 3× Gigabit Ethernet (LAN), 1× Gigabit WAN/LAN | | USB | 1× USB 2.0 (for storage or firmware recovery) | | Management | Web UI (HTTP/HTTPS), Telnet (disabled by default), TR‑069 |
