1. It is made of high-quality materials, practical, and has a long service life, without frequent replacement. 2. Portable and compact, easy to operate and carry, and easy to store. 3. 4.0 inch TFT LCD touch screen display. Let you see the data more clearly. 4. The measuring frequency range is 50KHz~3GHz, which is widely used. 5. High stability, high sensitivity, high precision, and greatly improved performance. EVA storage bag is convenient for storage and carrying. Product name: 3G vector network analyzer Battery: 1 * lithium battery, 3000mAh (included) Measuring frequency range: 50KHz-3GHz Frequency tolerance: Less than 2ppm Frequency stability: Less than 0.5ppm System dynamic range (calibration): 70dB (maximum 1.5GHz), 60dB (maximum 3GHz) S11 Bottom noise (calibration): - 50dB (maximum 1.5GHz), - 40dB (maximum 3GHz) Sweep frequency: 100 points/second Display screen: 4.0 inch, 320 * 480 USB interface: -USB Power supply mode: USB, maximum charging current 1A Battery connector: JST-XH 2.54mm Maximum scanning point (on the device): 201 Maximum scanning point (USB): 1024 Port 2 return loss (1.5GHz): 20dB typ Port 2 return loss (3GHz): 13dB MIN Product size: 117 x 85 x 25mm/4.6 x 3.3 x 1.0in Colour:black Material:Metal Different production batches, the appearance accessories will be different, does not affect the use Package Contents: 1 x SAA-2N host 1 x -USB cable 2 x 500mm N-type Male to Male RG142-PUR RF cable 1 x N-type Male Calibration Kit-OPEN 1 x N-type Male Calibration Kit short circuit 1 x N-type male calibration kit - load 1 x N-type female to female connector 1 x EVA storage bag 1 x Touch screen paddle and lanyard 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.