Brand	Texas Instruments
Type	Four Function +
Release Date	1977
Display Type	VFD
Serial Num.	N/A
Date code	4277MTA
Country of origin	USA

Purchased at an estate sale on October 23, 2022 (alongside Radio Shack TRS-80 PC-4, Radio Shack TRS-80 PC-1 Cassette interface, Radio Shack TRS-80 Aviation, Sun Hemmi 341 3215, TI 6200, Commodore SR4912, Texas Instruments SR-50A, Texas Instruments TI-32 ). This calculator is fully functional, however it is missing the battery cover. Apart from some minor wear on the buttons, it is in fairly good condition.