About 60 percent of Song's 143 households have televisions, and the more prosperous are replacing their black-and-white models with color sets.

For a novelty, how about a rakish black-and-white hackle-feathered model (top left)?

Although some black-and-white models can be had for about $100, the best color sets range up to $550.

For the present, Sony has just introduced a black-and-white model with a 2.7-inch screen.

As for other areas with potential, have color televisions become standard enough to qualify all black-and-white models?

The intruder, a big black-and-white model owned by our neighbors, saw its chance.

Color sets in this screen-size category cost about $200 to $300; black-and-white models are available for $100 or so.

Many 5-inch black-and-white models, and one or two color ones, have radios, which usually cost about $20 more than models without radios.

Most new Game Boy games take full advantage of color, though typically they run on older black-and-white models as well.

But for Amazon, the Kindle that might have the biggest impact is the low-end, black-and-white model.