code: async def reply_voice(self, voice: typing.Union[base.InputFile, base.String],
                            caption: typing.Union[base.String, None] = None,
                            duration: typing.Union[base.Integer, None] = None,
                            disable_notification: typing.Union[base.Boolean, None] = None,
                            reply_markup=None,
                            reply=True) -> Message:
          
          return await self.bot.send_voice(chat_id=self.chat.id,
                                           voice=voice,
                                           caption=caption,
                                           duration=duration,
                                           disable_notification=disable_notification,
                                           reply_to_message_id=self.message_id if reply else None,
                                           reply_markup=reply_markup)
docs: Use this method to send audio files, if you want Telegram clients to display the file
          as a playable voice message.
  
          For this to work, your audio must be in an .ogg file encoded with OPUS
          (other formats may be sent as Audio or Document).
  
          Source: https://core.telegram.org/bots/api#sendvoice
  
          :param voice: Audio file to send.
          :type voice: :obj:`typing.Union[base.InputFile, base.String]`
          :param caption: Voice message caption, 0-200 characters
          :type caption: :obj:`typing.Union[base.String, None]`
          :param duration: Duration of the voice message in seconds
          :type duration: :obj:`typing.Union[base.Integer, None]`
          :param disable_notification: Sends the message silently. Users will receive a notification with no sound.
          :type disable_notification: :obj:`typing.Union[base.Boolean, None]`
          :param reply_markup: Additional interface options.
          :type reply_markup: :obj:`typing.Union[types.InlineKeyboardMarkup,
              types.ReplyKeyboardMarkup, types.ReplyKeyboardRemove, types.ForceReply, None]`
          :param reply: fill 'reply_to_message_id'
          :return: On success, the sent Message is returned.
          :rtype: :obj:`types.Message`