Minisette 20 (140-1055) Specifications Faxback Doc. # 8239 Voice Actuated Compact Cassette Recorder Tape System:.................2-track, monophonic cassette ................................ (for use with normal bias ................................................tape only) Tape Speed:......................1 7/8 ips. (4.75 cm/sec) Wow and Flutter..............................0.25% (WRMS) Signal-to-Noise Ratio:..............................40 dB Erase System:......................................Magnet Record System:....................................AC Bias Power Requirements:..............DC-two size AA batteries .................................(3.volts DC). Or, from a ...............................vehicle's cigarette lighter ................................. socket with 270-1560, DC ............................... Auto Adapter, AC-120 volts .................................with 273-1654 AC Adapter. Size:.........................4 1/16" (H) x 3- 1/8" (W) x ................................1-3/8 (D) 113 mm (H) x 84 ........................................mm (W) x 37 mm (D) Weight:..............9 oz. (260 g) (without batteries) (RLR-10/04/93) .