The latest firmware version 2.30 3.5-inch touch screen new second-generation -DSP2 Malachite receiver Malachite radio, each registration code has been filed with the author in Russia, it is the latest version at present, follow-up software can be upgraded at any time on the author's official website . Software features: Adjustable filter width Adaptive Noise Reduction () Threshold noise reduction Noise Canceller () Automatic Gain Control () Automatic Filter () Stereo FM supports RDS analog stereo Equalizer firmware, support official website upgrade Colour:Photo Color Material:ABS Package Contents: 1 x host 1 x whip antenna 1 x 2-in-1 touch pen 1 x stand 1 x No trace glue 1 x TYPE-C data cable 1 x eva storage bag 1 x lanyard 1 x English instruction manual 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.