The Earldom ET-M73 is a sleek and compact Bluetooth audio receiver that effortlessly brings wireless functionality to your audio systems. Designed in the form of a standard USB stick, it adds Bluetooth capabilities to any device with a USB input—making it ideal for car audio systems, headphones, speakers, and more. With a strong connection range and built-in microphone, this device ensures convenient hands-free calls and high-quality music streaming. Specifications Brand: Earldom Model: ET-M73 Interface: USB 2.0 Bluetooth Version: V5.0 + EDR Working Distance: Up to 10 meters Microphone: Yes Compatibility: Devices with USB input (Car audio systems, speakers, headphones, etc.) Color: Silver Key Features Transforms non-Bluetooth audio devices into wireless-enabled systems USB plug-and-play design ensures instant setup with no additional drivers Stable Bluetooth 5.0 + EDR connection for seamless music streaming Built-in microphone allows hands-free calling directly through connected systems Compatible with a wide range of devices via USB input Ultra-compact and lightweight design for maximum portability Ideal for use in cars, homes, or offices to enhance your audio experience