Working frequency: 137.5MHz~2700MHz Step frequency: 1kHz Display: 2.4 inches TFT, resolution 320*240 (QVGA) Power consumption 1.5W Charging current: 400mA Charging interface: USB Auto Power Off: 5 ~ 60 minutes can be set Measurement parameters: impedance, reactance, SWR and S11 Resolution: 4-digit reading Frequency accuracy: 10ppm Connector: SMA-K Model Number: Antenna Analyzer color:Black Material:Metal Package Contents: 1 set x N1201SA Antenna Analysis Measuring 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.