The 4GB RAM memory from PHS-memory is specifically designed for the HP Pavilion dm1-4200sb and offers a reliable and powerful upgrade to the system's memory. With a storage capacity of 4 GB and a clock frequency of 1600 MHz, this DDR3 SO-DIMM RAM enhances system performance and enables smooth multitasking. Its compatibility with the HP Pavilion dm1-4200sb ensures easy installation and seamless integration into existing systems. The RAM is ideal for users looking to boost their laptop's performance, whether for everyday applications, multimedia, or more demanding tasks. The use of LPDDR3 chips and a operating voltage of 1.35 volts ensures energy efficiency and stability, contributing to a longer lifespan of the device.

• 100% compatible with HP Pavilion dm1-4200sb
• DDR3 SO-DIMM with a clock frequency of 1600 MHz
• Energy-efficient LPDDR3 chip with 1.35 volts
• Enables smooth multitasking and improved system performance.