Feature: 1. Made of high‑quality materials, strong practicability and long service life. 2. This product is small and compact, easy to operate and carry, very practical. 3. The 2.8‑inch LCD touching screen display with a housing makes it easy to read the results. 4. The frequency range of the vector network analyzer is 50KHz‑3GHz. 5. With high stability, high sensitivity and high accuracy, greatly improving performance. Specification: Item Type: 3G Vector Network Analyzer Material: PCB + acrylic Colour: Black Frequency Range: 50KHz-3GHz System Dynamic Range (calibrated): 70dB (up to 1.5GHz), 60dB (up to 3GHz) S11 Noise Floor (calibrated): -50dB (up to 1.5GHz), -40dB (up to 3GHz) Sweep Rate: 100 points/sec Display Screen: 2.8 inches, 320 x 240Size: Approx. 7.1cm / 2.8in USB Interface: Micro USB Power Supply: USB, maximum charging current 1A Battery: 1 x Lithium battery, 1950mAh (included) Battery Connector: JST-XH 2.54mm Maximum S Scan Point (on The Device): 201 Maximum S Scan Point (USB): 1024 Port 2 Return Loss (1.5GHz): 20dB typical Port 2 Return Loss (3GHz): Minimum 13dB Product Description: According to the LGPL license agreement, based on the designed of OwOComm, SAA2 is a portable 3GHz vector network analyzer.. Package List: 1 x Vector Network Analyzer 1 x Micro USB Data Cable 2 x 300mm Sma Male to Male Ss405 Rf Cable3 x SMA Nut Connector10 x Ring1 x Plastic Pen1 x English User Manual Note: 1. It uses a user interface similar to NanoVNA, but uses a different technical architecture.2. It will not load the initial calibration data at startup, and will not automatically insert the calibration data after the user changes the frequency.3. After each startup and frequency change, you must re‑calibrate or recall calibration data.4. Please read the instructions carefully before use to avoid damage to the equipment.