https://tts.langeek.co/read?text=bWU&hash=e1ccd8702843d08d95dd4a6572ba9e183f8bda1c&lang=en&cache-only=0&driver=googletts&accent=US

https://tts.langeek.co/read?text=eW91&hash=f56bcf5270f366e39076733332387e22b5afd873&lang=en&cache-only=0&driver=googletts&accent=US

These pronouns specify the number and gender of the noun they refer to and act as objects of sentences.