Manual Control Easily operate the control box adaptor with simple manual controls. Designed for straightforward, userfriendly handling, making adjustments quick and hassle. Fit Ensure compatibility by matching the adaptor to your specific model number. This guarantees reliable performance and proper functionality. Cassette Adapter with USB Charging Features a builtin USB charging port with LED indicator for convenient power management. The LED light provides a clear visual status while charging, helping you monitor power levels with ease. Builtin Microphone for Calls Integrated microphone allows seamless hands calling, enabling you to make and receive calls without delay. Designed for clear voice transmission and dependable call quality. Practical Use Scenarios: Ideal for connecting older cassettebased systems to modern devices while maintaining simple manual control over playback or input. Convenient for charging connected devices during travel or commuting using the USB port with LED status indicator. for conducting hands calls while driving or working without interrupting your tasks, thanks to the builtin microphone. Specifications: Function: Manual control operation, cassette adapter with USB charging, builtin microphone for calls Compatibility: Matches specified models according to manufacturer's requirements Size: Compact and portable, suitable for various setups Material: Durable housing designed to withstand regular use Performance: Stable connection, efficient charging, and clear audio transmission for calls