brand new and high quality Feature: In order to solve all for Hackrf One, the need for precision clock designed to meet the demand for high-precision clock for Hackrf One of the birth. Let for Hackrf One can apply in the for case of higher requirements, such as GPS clock analog, GSM or WCDMA or LTE data analysis. Furthermore clock high-precision TCXO design, DIP package accuracy 0.1-0.5ppm. Application scenarios: GPS application and other occasions requiring high precision clock. Application scope: for Hackrf One built in external clock. Specifications: Item Type: Module Material: metal Size: 26x21x9mm or 1.02x0.82x0.35in Color: As shown Operating temperature: -20-85 Accuracy (PPM): 0.1-0.5 Quantity: 1 PC Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1 x Oscillator Module