This product is a portable QRP radio shortwave transceivers. It is easy to carry out and has powerful functions. This product can be used as an introductory CW SSB learner. If you are interested in this product, come and have a try, it will not let you down. Features: Portable Size&Easy to Carry: This transceivers with small size and easy to carry, suitable for indoor and outdoor use, you can share this product with your families and friends. This kit is made of a small amount of modifications to the uSDX open source project, suitable to be used as an introductory FT8/CW/SSB learner. If you have better optimization skills, you can make further corrections or optimizations according to your needs. The SSB reception quality is well and the transmission quality is slightly worse. The receiving frequency ranges is 0.5MHz~30MHz and the transmit frequency ranges is 1.8& 65374;30MHz. Specifications: Material: metal Receiving frequency ranges: 0.5MHz~30MHz Transmit: 1.8& 65374;30MHz Working mode: CW, AM, SSB Minimum step: 10Hz Antenna Impedance: 50Ω Operating temperature range: 0& 8451;& 65374;+50& 8451; Power supplys: 10.5~16V direct current, the negative pole is grounded Current consumption: Receive: 100mA@Max Launch: 1A@Max RF output power: 0.1-5W (SSB/CW) 0.1-5W(AM carrier) @13.8VDC Package size: 100 * 70 * 30mm / 3.9 * 2.8 * 1.2in Package weight: 200g / 7.1ounce Packing list: 1 * Shortwave Transceivers