Check the listing for details. Gemini GHK-2800 Bluetooth Speaker System With LED Party Lighting. Condition: New. Listed at 299.95 USD. The Gemini GHK-2800 is a Bluetooth speaker system with dual 8" woofers, 2.75" tweeters and adjustable beat-synced LED party lights. This Gemini Bluetooth speaker system with LED party lighting delivers 4,800 watts of peak power for huge sound with Bass Boost function and bass ports on rear for extra thump. The onboard Media Player allows for playback via Bluetooth, FM Radio and USB, as well as AUX input for external audio sources. The Gemini GHK-2800 also includes Microphone and Guitar inputs with Equalization Controls and Echo Effect. Volume fader and media control buttons on top of unit and included remote puts the control at your fingertips. It also pairs to a second GHK-2800 speaker via TWS connection for True Wireless Stereo sound.