Compatible with HP printer models:

Envy: 5540, 5541, 5542, 5543, 5544, 5545, 5546, 5547, 5548, 5549, 5640, 5642, 5643, 5644, 5646, 5660, 5661, 5662, 5663, 5664, 5665, 7640e, 7643, 7644e, 7645e, 8000e, 8005e

OfficeJet: 200, 250, 252, 258 Mobile, 5740, 5741, 5742, 5743, 5744, 5745, 5746, 8040, 8045