Description: This kit welding comes with standing instructions, Q9 type interface (such as the need to own M-type interface), using T-topology networks, QRP facilitate communication with low-power transceivers (shoes, frogs, octopus, etc.) used to make transceiver and antenna effective match to meet your emission requirements, ensure efficient communication transceivers. Specifications: Days when exposed to tune straight power: <20W Days when adjusting the input power tuning: <3W Tuning indication: LED display Interface: Q9 type Operating frequency: 1-30MHz Antenna Interface: Q9 type The antenna impedance matching range: about: 30 - 300 ohms Carrying RF power: less than 15W Tuning required RF power: less than 3W Box size: Approx. 10cm * 6.8 * 5.0cm Package weight: 210g Note: This kit is not a ready product but need welding and install by yourself. Package List: 1 x Manual Antenna Tuner kit