This is a very small shortwave radio transmitter receive assembled accessory for Forty-9er. The output power is raised to 3W, which has a strong remote communication capabilities, enhance the Forty-9er practicality. Coming with ciecuit diagram can guide you to install well. It has high performance and super durability, the increasing side tone circuit makes the headset can listen to the keying signal when you operate the transmitter.<br> <br> <b>Specifications:</b><br> Weight: 56g<br> Board Size: 6×6cm<br> <br> <b> Package List:</b><br> 1 × Unsoldered Circuit board<br> 1 × Scattered Components Kit<br> 1 × Circuit Diagram<br>