Series Enterprise IP Phone X2CP Call Center Phone X2P Call Center Phone X1P Entry-level IP Phones X4/G Mid-range IP Phones X1S/X1SP Enterprise IP Phone X3S/X3SP New Enterprise IP Phone X3SG New Version IP Phone X3U Enterprise IP Phone X4U Enterprise IP Phone X5U High-end IP Phone X6U High-end IP Phone C600 Android Phone H2S Hotel IP Phone
