**Introduction** Hand Held Products' 71 Memory Modules (M/M's) are a very powerful enhancement for the Hewlett-Packard HP-71 computer. The 71 M/M's are available for the following configurations: * Random Access Memory (RAM)expansion. Hand Held Products provides your choice of 32K, 64K, or 96 Kbyte RAM expansion. * Erasable Programmable Read-Only Memory(EPROM) expansion. The EPROM carrier versions of the 71 M/M's allow you to address up to 32 Kbytes of software in EPROM. * RAM/EPROM expansion. The 32KRAM132K EPROM version of the M/M's provides 32K of RAM as well as up to 32K of EPROM. As you can see, the addition of Hand Held Products' 71 Memory Modules dramatically increases the memory of your HP-71 computer. Installation of any of the 71 M/M's transforms the HP-71 into a powerhouse and can open up a new world of opportunity for HP-71 users.