Harman/Kardon Music Crystal 4th Generation New Generation Desktop Bluetooth Speaker Sunken Subwoofer Ring Indicator Light Effect TV Computer Audio SoundSticks 4th Generation Technical specifications Model: SoundSticks 4 Transducer: 8 1.4-inch full-range speakers 5.25-inch woofer for 1 Output power: 140W RMS Power input: 24V/3.7A Frequency response:40HZ-20kHz Signal-to-noise ratio: 80dB Wireless specifications Bluetooth version:4.2 Bluetooth profile: A2DP 1.3, AVRCP 1.6T Bluetooth transmitter frequency range: 2.402-2.480 GHZ Bluetooth transmitter power: 0-9 dBm Bluetooth transmitter modulation: GFSK, T/4 DQPSK, 8DPSK Dimensions (width x height x thickness) woofer 231mmx276mm x231mm; Satellite speaker 271mmx84mmx84mm Weight:4.432kg The love for music and the desire to create a world-class music experience prompted Dr. SIDNEY HARMAN to found HARMAN/KADON more than 60 years ago, a world-renowned audio brand that combines art and technology. From home theaters to car audios that are popular around the world, Nowadays, HARMAN/KARDON, the popular multimedia speaker, has shown the world a trend-leading audio-visual experience with its extremely creative design, superb artistic taste and free and innovative design concepts. HARMAN/KARDON not only continues its glory, but also won awards A favorite among audio enthusiasts around the world.