The Akai GX-221 D is a reel-to-reel tape recorder produced by Akai in the 1970s. It is a portable model designed for home use. The GX-221 D features two tape speeds (3.75 ips and 7.5 ips), three heads (erase, record, and playback), and two built-in speakers. It also has built-in amplifier and radio ...