Product Description | Year Released | List Price | Average Price | Pricing Trend | Number Tracked | Resale Popularity | 4-Pole Filter | 1998 | $500 | $229 | | 33 | | MicroQ | | | $497 | | 397 | | Microwave | | $2,000 | $690 | | 112 | | Microwave II | 1998 | $1,300 | $489 | | 74 | | Microwave XT | 1998 | $2,000 | $675 | | 220 | | Pulse | 1996 | $650 | $383 | | 150 | | Pulse+ | | | $460 | | 57 | | Q Keyboard | | | $1,390 | | 115 | | Q Rack | 1999 | $1,600 | $847 | | 50 | |
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