TANDY 1000 RL/HD (25-1450/51) Specifications Faxback Doc. # 1301 Dimensions: 14.9 x 14 x 2.88" Weight: 10.7 / 12.2 lbs Processor: 8086 CPU Speed: 4.77/9.44 MHz FCC Class: B, UL Listed Wait States: N/A # OF SLOTS: (1) XT style 9.5" Add. Device Exp: 2 floppies or Std. Memory: 512K RAM 1 hard drive/1 floppy MTBF: N/A Max. Memory: 768K RAM Op. Sys: DOS Mem Cache: N/A Video: Tandy 16 color CGA Video Chip Set: Tandy Video #8079041 Power Supply: 25 watts Heat Output: Keyboard: PS/2 style Std. Ports: Serial,Mouse,Joystick, Math Co.: N/A Microphone,Earphone, Floppy: 3 1/2", 720 KB Keyboard,Printer, Environment: Operating: 55 to 85`F Monitor Storage: -40 to 149`F Humidity: 20 to 80 % Non-Operating: 10 to 80% Hard Drive: (25-1451 ONLY) Seagate ST-351-A/X Interface: XT/AT (XT) Avg. Seek Time: 28 ms Capacity: 40 MEG Cylinders: 980 Heads: 5 Sectors Per Track: 17 CURRENT BIOS ROM Version: 02.00.01 Utilities Version: N/A 25-1450 1000 RL Floppy Version 25-1451 1000 RL/HD Hard Drive Version (/rks-07/27/95)