Product features: [2024 Upgraded SA5] Upgraded IPS LCD 4-inch high-definition display screen and knob design, making operation easier, touch more sensitive, and more accurate to help you quickly read data. The upgraded SA5 analyzer has a built-in large capacity 5000mAh rechargeable battery, providing 10 hours of portable use time. It comes with a Type-C charging cable, eliminating the need for frequent charging The SA5 is a compact frequency harmonic analyzer and signal generator with multiple impressive features. The Xia Gai frequency range is 0.1-800MHz. When Ultra mode is turned on, it provides a level calibratable signal frequency up to 5.3GHz and can observe signal frequencies up to 12GHz. When not used as a frequency analyzer, the signal generator can output sine waves up to 0.1-800MHz, square waves up to 4.4GHz, or RF test signals up to 5.3GHz. The resolution bandpass filter can be switched between 200Hz and 850kHz [Optional LNA] Built in 20dB Low Noise Amplifier (LNA). Frequency Harmonic Display Display up to 450 points and show 4 independently configured curves: Storage MicroSD card slot for storing measurement data, settings, and screenshots. [Input attenuator] The adjustable range of the step attenuator is 0dB to 31dB (not compatible with LNA) [Calibration]: Built in calibration signal generator, used for automatic self checking and input calibration, PC Connection Connected via USB, the function is a PC controlled frequency harmonic analyzer or signal generator. Convenient to transfer data directly to the computer. suit Host (with 5000mAh battery, 4-inch display screen) x 1 USB Type-C data cable x1 30cm RG405 SMAJB2/SMAJB2 RF connection cable x2 SMA-SMA barrel connector x1 Antenna with SMA connector x1 Hanging rope touch pad x1 Touch pen x1 32GB MicroSD card (inserted into the host) x1