HP LaserJet MFP Analog Fax Accessory 500. Modem type: V.34, Modem speed: 33.6 Kbit/s, HP segment: Business, Enterprise. Compatibility: HP Color LaserJet CM3530 HP Color LaserJet Enterprise CM4540 HP LaserJet Enterprise M4555. Weight: 31 g, Depth: 171.5 mm, Height: 90.5 mm. Package weight: 510 g, Package depth: 171.5 mm, Package height: 90.5 mm. Layers per pallet: 4 pc(s), Products per pallet: 240 pc(s), Pallet gross weight: 142 g