Power Supply: 5V (USB power cable included). Input/Output Connectors: SMA connectors with BNC adapters. The item "Low Noise Ultrasonic Pre-amplifier / Receiver" is in sale since Tuesday, June 9, 2020. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Inspection & Measurement\Inspection Gages". The seller is "jialonghe" and is located in Burke, Virginia.This item can be shipped to United States.