Strong Bass: Gamers, movie buffs, and music lovers enjoy tight, smooth, natural bass. With 5.0 CH, HT4S subwoofer amplifier can drive up to 5 bass shakers, providing strong vibrations for an immersive experience that brings speed and passion to life. Wireless Control: This mini amplifier maintains a stable Bluetooth connection and delivers clear audio over 10 meters. It includes a remote control, reducing wires and keeping the space tidy, perfect for your yard, poolside, or home theater. User-Friendly Control Design: Switch between 3 input modes with a single touch. Customize sound with bass and treble controls (12 dB) featuring central detents for tone defeat. A dedicated knob for subwoofer volume control allows gain up to 22 dB. Amplifier: The HT4S stereo amplifier offers Bluetooth, Optical, and AUX inputs, along with 5 pairs of outputs for passive speakers or a subwoofer and a pre-out. Its versatile input and output options enable easy setup of a 4.1 or 5.0 CH home theater or other stereo HiFi systems. Exquisite Craftsmanship: This mini Amp comes nicely packaged with a solid feel to the case and the controls and connectors. an all-aluminum-alloy CNC integrated design ensures durability. Specifications: Amplifier chip: TPA3116*2 Rated output power: 4.1 channel: 30w*4+60W*1/5.0 channel: 30W*5 Recommended speaker impedance: 4-8 Input interface: 3.5mm AUX, OPT, Bluetooth Output interface: 3.5mm front output, speaker output Signal-to-noise ratio: 88dB Dynamic range: 89dB Distortion: 0.03% Noise floor: 350 V Crosstalk: 79dB Colour:black Material:ABS Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. voltage:AC110V Due to different batches, there may be differences in productappearance and printed text, which not affect use Package Contents: 1 * HT4S power amplifier 1 * 3.5mm AUX cable 1 * remote control 1 * power cable Only 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.