The SMC BS30 are premium active bookshelf speakers with a maximum power of 100 W with a clear and dynamic sound provided by two two-way speakers. The built-in digital sound processor (DSP) offers Movie, Music, News, and 3D Stereo Surround Sound modes. You can play music using Bluetooth wireless technologies or via digital optical or HDMI input with ARC function, USB, or analog RCA input.
Suitable for Connecting with Smartphone, Tablet, Turntable, or TV
SOUND:
Peak Power Output: 100W 
4 Speakers (2x 4" Full Range and 2x 1.25" Tweeters)
Frequency Response: 40Hz - 18kHz
Total Harmonic Distortion:  L/R ≤1% (1KHz)
SNR: L/R: ≥85dB
RMS Power Output: 50W
Equalizer Modes
BASS and TREBLE Manual adjusting
INPUTS: Bluetooth 5.0, Optical, Coaxial, HDMI (ARC), USB 
OTHERS:
Color LED Mode Indicators
Power Supply: DC IN, 21V/1.5A
Accessories: IR Remote Controler, Battery, 3.5mm Jack to Stereo RCA and Stereo RCA Cables, Adapter
Speakers Connection Cable Length: 2.5m
Dimension (One Unit): 220 x 150 x 160mm
Weight: 4.5 kg (set)