Grandstream GXP1625 Grandstream GXP2170 Grandstream GXW4216 Grandstream GXW4224 Grandstream GXW4232 Grandstream GXW4248 Grandstream UCM6302 IP PBX Grandstream UCM6304 IP PBX Grandstream UCM6308 IP PBX Grandstream UCM6510 IP PBX Hikvision DS-3E1318P-E 16 Port Gigabit PoE Switch Hikvision DS-K1T804AMF Fingerprint Access Control Terminal 1 2 3 4 5 6