The DH-100 has a built-in 2-watt speaker. It can run on five AA batteries or AD-1 power adapter. It also has MIDI out and can be used to control other instruments. It is functionally identical to the Casio DH-200, but is silver rather than black.
ROM: 6 sounds
Power Consumption: 2.7 watts
Dimensions: 520 mm x 185 mm x 100 mm
Weight: 0.8 kg
Casio DH-100 Digital Horn MIDI Saxophone ($172.13)