Controll ANC mode of MOONDDROP Golden Ages 2 with PyQt6

main.py

import sys

from PyQt6.QtCore import QCoreApplication, QByteArray, QTimer, QIODeviceBase
from PyQt6.QtBluetooth import (
    QBluetoothAddress,
    QBluetoothSocket,
    QBluetoothServiceInfo,
    QBluetoothUuid
)

ADDR = "xx:xx:xx:xx:xx:xx"
SERVICE_UUID = "00001101-0000-1000-8000-00805f9b34fb"

# 外音取り込み
# PAYLOAD = bytearray([0xff, 0x04, 0x00, 0x01, 0x00, 0x1d, 0x10, 0x04, 0x04])

# ANC(基本ノイズ低減)
PAYLOAD = bytearray([0xff, 0x04, 0x00, 0x01, 0x00, 0x1d, 0x10, 0x04, 0x02])

# ANC(ウィンドノイズ低減)
# PAYLOAD = bytearray([0xff, 0x04, 0x00, 0x01, 0x00, 0x1d, 0x10, 0x04, 0x03])

# OFF
# PAYLOAD = bytearray([0xff, 0x04, 0x00, 0x01, 0x00, 0x1d, 0x10, 0x04, 0x01])

class Client:
    def __init__(self):
        self.socket = QBluetoothSocket(QBluetoothServiceInfo.Protocol.RfcommProtocol)

        self.socket.connected.connect(self.on_connected)
        self.socket.readyRead.connect(self.on_ready_read)
        self.socket.disconnected.connect(self.on_disconnected)
        self.socket.errorOccurred.connect(self.on_error)

    def start(self):
        self.socket.connectToService(
            QBluetoothAddress(ADDR),
            QBluetoothUuid(SERVICE_UUID),
            QIODeviceBase.OpenModeFlag.ReadWrite,
        )

    def on_connected(self):
        print("connected")
        self.socket.write(QByteArray(PAYLOAD))
        QTimer.singleShot(1000, self.socket.disconnectFromService)

    def on_ready_read(self):
        data = bytes(self.socket.readAll())
        if data:
            print("recv:", data.hex(" "))

    def on_disconnected(self):
        print("disconnected")
        QCoreApplication.quit()

    def on_error(self, error):
        print("error:", error, self.socket.errorString())
        QCoreApplication.quit()

if __name__ == "__main__":
    app = QCoreApplication(sys.argv)
    client = Client()
    client.start()
    sys.exit(app.exec())