by Brand Names

 

  With Cover

Truly

MD-168

 Released in 1993 Made in China  Memory 100 entries, approx. 2 KB  
 Display 1 ligne x 10 chars, 1 line x 8 digits, 4-digit year  Keyboard 41 plastic keys
 Batteries 2 x CR-2016  PC-Sync No
 Size/weight 10.8 (W) x 6.5 (D) x 1.3 (H) cm / 60g  Messages in  
 Functions Phone dorectory, Clock, 8-digit calculator
 

Truly

MD-183

 Released in ~1995 Made in China  Memory 32 KB  
 Display 6 lines x 24 dot matrix chars  Keyboard 41 plastic keys + 6 sensitive function keys
 Batteries 3 x CR-2032 (1 for backup)  PC-Sync No
 Size/weight 12.9 (W) x 7.4 (D) x 2 (H) cm. / 154 g  
 Functions Phone book, Memo, Schedule, Home/world clock, Calendar, 10-digit calculator
 

  Without Cover

Truly

MD-164

 Released in ~1995 Made in China  Memory Up to 50 entries  
 Display 1 line x 7 chars, 1 line x 8 digits  Keyboard 28 plastic keys
 Batteries 1 x CR-2016  PC-Sync No
 Size/weight 6.1 (W) x 10.8 (D) x 0.9 (H) cm / 59 g  Messages in  
 Functions Phone book, Alarm clock, 8-digit calculator