Readme

Author: pschatzmann

README.md

@@ -30,8 +30,8 @@ As “Audio Sources” we will have e.g.:
 As “Audio Sinks” we will have e.g:
 
 - external DAC – [I2SStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_i2_s_stream.html)
-- an Amplifier – [AnalogAudioStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_analog_audio_stream.html)
-- Earphones – [PWMAudioStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_p_w_m_audio_stream_e_s_p32.html)
+- with an Amplifier – [AnalogAudioStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_analog_audio_stream.html)
+- with a Piezo Electric Element – [PWMAudioStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_p_w_m_audio_stream_base.html)
 - Bluetooth Speakers – [A2DPStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_a2_d_p_stream.html)
 - Serial to display the data as CSV – [CsvStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_csv_stream.html)
 - Any other Arduino Classes implementing Streams: SD, Ethernet etc