Features: This mini-keyboard with custom functions.Type-C to USB interface, no driver, plug-and-play. New appearance, more powerful, lower power consumption; A- of RGB lighting effects The knob for pause/play-, volume-up, volume down and other functions, good helper for attendance. All keys are programmable, compatible with design- software.<br><br>Support type-C and Bluetooth-compatible dual modes : Item: Mini- Keyboard Keys:5 Keys Mode: Bluetooth and Type-C color:Black Material: acrylic + silicone<br><br>Package Contents: 1 x Mini Keyboard 1 x USB cable<br><br>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.