With its ICD-TX50, Sony has introduced what it's calling its slimmest ever voice recorder. The quarter-inch (6.4mm) device weighs 1.8 ounces (50 g) - combined with its 4 GB memory (plus microSD) the ICD-TX50 should double as a rather nifty lightweight MP3 player. But the device reserves its most impressive specs for the all-important dictaphone functionality.
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