![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 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](https://preview.redd.it/r6ec92ha0o671.jpg?auto=webp&s=c20da2fefb3e22c9ca215945c26b9ca892897348)
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 B345 45-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker - Ground Fault Circuit Interrupters - Amazon.com Siemens B345 45-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker - Ground Fault Circuit Interrupters - Amazon.com](https://m.media-amazon.com/images/I/81v3bVKgr2L._AC_SY450_.jpg)
Siemens B345 45-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker - Ground Fault Circuit Interrupters - Amazon.com
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