3.2 inch touch screen: With voice input and output function (ADC, DAC). With TF card slot (store data, playback data, frequency management) Built-in TCXO high-precision clock (0.5ppm), the frequency is as accurate as the walkie-talkie. The new firmware automatically switches the external TCXO (you can see the clock source is external in the menu). Built-in CR1220 battery with clock function (record current time when saving baseband file) Support offline GPS simulation. 2000mAh lithium battery. Material: Metal + Plastic colour: black Package Contents: 1 x Portapack H2 1 x Case with screws 1 x 2000mAh battery Only the above package content, other products are not included. Note: Light 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.