Makers are complementing function enhancements by introducing new designs, with vertical chassis one of the popular options.
CMOS cameras remain dominant as CCD counterparts stay limited to the high end.
LED models have replaced CCFL alternatives in the 32in and larger sector. They will account for more than half of units in the 17 to 22in segment in coming months.
Mainstream units support W-CDMA, but CDMA2000 and TD-SCDMA variants are also available.
Stiff price competition spurs companies to concentrate on value-added products.
South Korea makers of stand-alone DVRs are stressing advanced types to buoy the mature line amid intense competition. They leverage core technological background to stay ahead of rivals offering low-priced products.
New styles are widening lineups, while feature upgrades boost product performance.