1: bump the color specs all round
2: allow sampled sounds to play through any sound channel at once
3: SMS cart play without an adaptor & Start button becomes "Pause"
4: substitute fm instrument sounds for optional fm sound in SMS games
5: fully region free, carts and CDs
6: quality composite, stereo & S-Video out without special cables
7: cheap CD-ROM available or all-in-one system at launch
8: fully compatible (SMS and all) Nomad that can connect to a CD-ROM
9: Game Gear cart playing, even if it rerquires an adaptor
10: full color transpancies of any layer or individual sprites
