Podróż w czasie: Siemens SL45, czyli pierwsza komórka z MP3
Siemens SL45 specs, faq, comparisons
Siemens SL42 Cell Phone Silver (Untested) Collectors 2G Mobile Phone no battery | eBay
Retrotest: Siemens SL45i - Tek.no
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
Test Siemens SL45
Siemens SL45 specs, faq, comparisons
SIEMENS ADAPTER MP3 + KARTA 32MB DLA SL45 SL45i - 9024909197 - oficjalne archiwum Allegro