How to use it in TX-Mode
Step1. Place this device close to your Bluetooth headphone/earbuds/speaker ,turn on their Bluetooth;
Step2. Wait for auto pair. When LED stays on blue,that means they have paired successfully;
Step3. Insert ML302 into your phone/tv/tablet with 3.5mm jack cable;
Step4. If you can hear sound from the speaker/headphone, that means ML302 is working.