Feature: 1. MECHANICAL KEYBOARD BUTTONS: Buttons using the steampunk mechanical keyboard control technology, a greater sense of touch to enhance the hands, greatly enhance the use of comfort responsive, rapid rebound, to create a true mechanical gaming axes.2. INCREASED SOUND: Bluetooth speaker is equipped with the resonance principle, breaking the limitations of traditional ordinary speaker sound, the sound is crisp and loud, with outstanding treble performance, greatly improving the sound penetration, and the overall volume performance is more excellent.3. BLUETOOTH 5.0: RGB Bluetooth speaker adopts Bluetooth 5.0, the transmission speed is 3 times higher than the previous generation; it is equipped with resistance speaker, stable connection, faster sound transmission rate, fine sound quality and clear expression.4. RGB DESIGN: RGB Bluetooth subwoofer speaker adopts full RGB high color gamut design, stereo surround sound with dazzling lights. Adopt Type C charging, compatible for many models of cell phones, tablets, laptops, etc.5. HD CALLS: Bluetooth subwoofer speaker has a built in HD noise canceling microphone, and the music automatically pauses when the call comes in during Bluetooth connection, helping you to enjoy a great call experience anytime, anywhere.Specification: Item Type: Bluetooth SpeakerBluetooth Version: V5.0Transmission Distance: 10mCharging Interface: Type CLight Effect: RGBWaterproof Rating: IPX5: 75dBOther Interfaces: USB and Mini Storage Card Slot (Supports 128GB, Shipped Without Memory Card)Battery Type: 1200mAh Lithium Ion Battery (Built In)Material: Plasticcolour: blackPackage Contents: 1 x Bluetooth Subwoofer SpeakerOnly 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store