Features: 1.4ghz Second Generation Nanovna Vector Network Analyzer. V2 Plus4 Is The Hardware Version. 2.4 Inches Display; 4Ghz Frequency Range 3. Scanning Speed Increased By 4 Times (400 Points/Second); Up To 90DB Dynamic Range (1Ghz) 4. Up To 80DB Dynamic Range (3Ghz) 5.1024 Points Scan (Nanovna-Qt Software) Description. 1.Measurement Frequency Range: 50Khz - 4Ghz 2. System Dynamic Range: 70db (To 3ghz, After Calibration, Without Averaging) 3. System Dynamic Range: 80db (To 3ghz, After Calibration, 5x Averaging) 4. System Dynamic Range: 90db (To 1ghz, After Calibration, 20x Averaging) 5.S11 Noise Floor (After Calibration): -50db (To 1.5ghz); -40db (To 3ghz) 6. Scan Rate: 400 Points/Second (F ≥ 140 Mhz), 200 Points/Second (F Less than 140 Mhz) 7. Number Of Scanning Points: Adjustable, Maximum 1024 Points (Maximum 201 Points On The Device Screen) 8.Power Supply: Usb 9. Rf Port: Sma (Not Rp-Sma!) 10.Usb Interface: Usb Type-B 11.Display Screen: 4-Inch Tft (480 X 320) 12.Battery: With 3200mah Lithium Battery 13.Port 2 Return Loss: ≥ 15db (To 3ghz), 20db (To 1.5ghz) 14.Display Tracking: 4, Mark: 4, Setting Save: 7 15. Computer Software Compatible: Linux, Windows (7 Or Above), Mac Os Material: ABS Color as shown Package Contents: 1 x VNA Host 2 x 30cm SS405 RF Cable 1 x Solt Calibration Piece 1 x USB Cable 1 x Touch Screen Pen Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.