Update README.md

README.md

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 # Dataset Card for Nexdata/Brazilian_Portuguese_Conversational_Speech_Data_by_Telephone
 
 ## Description
-104 Hours - Brazilian Portuguese Conversational Speech Data by Telephone involved 118 native speakers, developed with proper balance of gender ratio, Speakers would choose a few familiar topics out of the given list and start conversations to ensure dialogues' fluency and naturalness. The recording devices are various mobile phones. The audio format is 8kHz, 8bit, u-law pcm, and all the speech data was recorded in quiet indoor environments. All the speech audio was manually transcribed with text content, the start and end time of each effective sentence, and speaker identification.
+This dataset is just a sample of 104 Hours Brazilian Portuguese Conversational Speech Data by Telephone (paid dataset),involved 118 native speakers, developed with proper balance of gender ratio, Speakers would choose a few familiar topics out of the given list and start conversations to ensure dialogues' fluency and naturalness. The recording devices are various mobile phones. The audio format is 8kHz, 8bit, u-law pcm, and all the speech data was recorded in quiet indoor environments. All the speech audio was manually transcribed with text content, the start and end time of each effective sentence, and speaker identification.
 
-For more details, please refer to the link: https://www.nexdata.ai/datasets/speechrecog/1313?source=Huggingface
+For more details & to download the rest of the dataset(paid),please refer to the link: https://www.nexdata.ai/datasets/speechrecog/1313?source=Huggingface
 
 # Specifications
 ## Format