Sony M-425 microcassette voice recorder with 2 speeds and condenser microphone. The battery terminals have no corrosion. This item has been previously used and is in good working condition. See the photos for condition.

The most advanced TI Graphing Handheld. Ideal for calculus! USB port for computer connectivity. Takes 4 AAA batteries. Back-up lithium battery. CBL2 and CBR compatible.

Office Equipment Calculator Texas Instruments Ti-8 with cover. Takes 4xAAA batteries. Fully working condition.