Android APP CONTROL Manage and configure the device from a compatible Android app for convenient ondevice setup and tweaking. NAME AND PASSWORD MANAGEMENT Change device name and update pairing password to simplify identification and improve security during Bluetooth use. NO DC ISOLATION POWER SUPPLY No DC isolation power supply for use with lithium battery powered setups. Designed for Bluetooth headset modification projects that rely on lithium battery power. EQ CONFIGURATION Change and adjust EQ settings to tailor audio performance for different headsets and listening preferences. Key benefits Simplified setup: control, rename, and secure devices directly from an Android device. Flexible power options: supports lithium battery powered configurations through a no DC isolation power supply, facilitating headset modification work. audio: adjust equalization to achieve desired sound signature across devices. Compatibility and usage Intended for Android devices with the accompanying control app. Suitable for Bluetooth headset modification projects that operate on lithium battery power. Use scenarios Scenario 1: a Bluetooth headset. Use the Android app to rename the headset and set a pairing password, making pairing easier and more secure in daily use. Scenario 2: Batterypowered modification project. Employ the no DC isolation power supply to power the modification setup when working with lithium battery powered headsets. Scenario 3: Audio tuning for different headsets. Use the EQ feature to tailor the sound profile to your preferences or to compensate for variations between headset models. Notes Functionality centers on Android app control, name/password changes, non DC isolation power supply compatibility for lithium battery applications, and EQ adjustments. Keeps focus on practical application and reliability for headset modification and audio .