https://tts.langeek.co/read?text=SQ&hash=00a58e4ff84a01950a36f2bc776034f82442a27b&lang=en&cache-only=0&driver=googletts

https://tts.langeek.co/read?text=eW91&hash=f6dcd4c486e078bef642d2e85cb0a59c57fc170b&lang=en&cache-only=0&driver=googletts

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