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Wio Terminal keeps BLE connection only 12 s

Wio Terminal with the latest Seeed RTL872X RPC firmware.
Blynk v0.6.6
Code from Blynk library example WioTerminal_BLE

As could be seen connection exists only 12 s.
Status string shows:Wasn’t online yet
Is it normal?

#define BLYNK_PRINT Serial
#define BLYNK_USE_DIRECT_CONNECT

#include <BlynkSimpleWioTerminal_BLE.h>
#include <rpcBLEDevice.h>
#include <BLEServer.h>

char auth[] = "ENeRO_ipfgzvvum4hQOF_";

void setup()
{
  // Debug console
  Serial.begin(115200);
  Serial.println("Waiting for connections...");
  Blynk.setDeviceName("Blynk");
  Blynk.begin(auth);
}
void loop()
{
  Blynk.run();
}

06:00:10:839 -> Port open
06:00:34:546 -> [24072] BLE connect
06:00:46:357 -> [35912] BLE disconnect
[35912] Disconnected