GA-800 Active Loop Antenna Shortwave Antenna 10KHz-159MHz HF Antenna for Radios

Note:The outdoor part of this antenna is not waterproof.If you need to place it outdoors for along time, you need to take waterproof measures by yourself.Specifications:Material: high-grade plastic shell + stainless steel ringBuilt-in 18650 lithium battery: 2600 mAhAntenna loop size: 260mm/10.2" (inner diameter)Control box: 107 x 65 x 26mm/4.2 x 2.6 x 1"Working frequency: 10KHz-159MHzOperating temperature: -10a?? to +60a??Operating Voltage: 5V/1APower supply mode: TYPE-C charging/built-in 18650/2600mAhImpedance: 50OhmGain: 20db (Max)Charging circuit: built-in battery protection circuit to protect the battery from over-discharging and over-charging. It will automatically disconnect when the battery voltage is lower than 2.5vPackage Included:1 x Antenna with control box1 x Manual1 x BNC cable (5m/16.4ft)1 x Power cord (Type-c)2 x Output cables (BNC-3.5*1m/3.3ft; BNC-BNC*1m/3.3ft)1 x Adapter (BNC-SMA) Shipping:Free ShippingDelivery Time: 2-6 working daysWarranty:Returns: Customers have