Quality Sound: This speaker features a powerful ferrofluid speaker that provides unparalleled sound quality for music, movies, and games. Enjoy clear audio with this innovative product.Convenient 15W Wireless Charging: The ferrofluid speaker comes with a built in 15W wireless charging feature. You can listen to your favorite tunes while charging your phone at the same time.Seamless Wireless Connection: Easily connect your phone or other devices via Wireless 5.1 for a seamless audio experience in the room.Three Modes: Desktop speaker has three rhythm modes - interactive mode that follows ambient sounds when not connected to audio; breathing mode where the ferrofluid block pulses automatically when not connected to audio; rhythm mode that follows the beat of the audio output.Great Gift: Our ferrofluid speaker makes the great gift for birthdays, holidays, Father's Day, Mother Day and Thanksgiving. Surprise your loved ones with this unique and innovative speaker. Specification: Bottom connection port:AUX: 0.14 inch diameter audio input connectorUSB: USB interfaceTF: TF card slotDC input: 12V2A DC power input Wireless version: V5.1Speaker specifications: 10W*2 THD+N10% (1K:HZ)Signal to noise ratio: 70 decibelsWireless support: A2DP V1.3, ACRCP V1.4, HFP V1.6Wireless receiving distance: 15m (no blocking space)Sensitivity: 640 mv@1khzWireless charging power: 15WPower supply: DC12V2AFerrofluid capacity: 5ml Size Chart: 23cmx12.5cmx13cm/9.06inchx4.92inchx5.12inch Package Includes: 1 Speaker1 Power adapter(EU)1 Manual1 AUX audio cable Note: Please allow slightly errors 1-2cm differences due to manual measurement.