Siemens SL45: первый MP3 в сотовом (2000) – ретроспектива - YouTube
SIEMENS SL45 - Petra Riedmueller
Siemens SL45 specs, faq, comparisons
Even though the 5510 was revolutionary, it technically wasn't the first phone with an MP3 player. The Siemens SL45 introduced this feature almost 4 months before, in August 2001! : r/vintagemobilephones
Siemens SL45 GSM mobile
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