AIYIMA S4000 2.0 Studio Monitor Speakers,4 inch 80W Bluetooth Powered Bookshelf Speakers,XLR/6.5mm TRS/RCA Inputs, for Home Studio & Music

• Professional balanced input ports compatible with 6.35mm and XLR connectors. Suitable for use with mixing consoles, electronic keyboards, and audio processors
• TPA3118*2 + AD2178*1 deliver powerful performance,40W*2 output paired with horn-loaded tweeters, ideal for classical music, pop music, movie watching, and gaming
• L-shaped bass reflex port,Bass extension down to 45Hz,Constructed with high-density fiberboard,15mm panel thickness effectively minimizes resonance,Delivering purer sound quality
• Bluetooth 5.0,Features a mature and stable Bluetooth V5.0 chipset,delivering faster wireless transmission speeds,enhanced interference resistance,and lower power consumption
• Solid cabinet, eliminating resonance: Each speaker cabinet is made of 15mm thick high-density MDF board, which is extremely stable and effectively eliminates cabinet resonance, ensuring pure sound quality.
• Innovative driver technology, rich in detail: Equipped with a 10cm honeycomb structure woofer, greatly enhancing diaphragm rigidity and effectively suppressing breakup vibrations, delivering a rapid and clean bass response; combined with a horn-type tweeter, extending high-frequency extension and reproducing sonic details.
• Precision acoustic design: Built-in L-shaped bass reflex port cleverly extends the acoustic path within the limited cabinet space, ensuring deeper and more powerful low-frequency extension.
• Easily build a 2.1 system: Equipped with an independent RCA subwoofer output interface, it allows for convenient connection of subwoofers to create a stunning 2.1 channel desktop home theater or gaming system.

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S4000 bookshelf speaker

Merchant Video

Size	4 Inches Powered Bookshelf Speakers
Sensitivity	85db/1m/2.83v
Frequency Response	45Hz-20kHz
Distortion	THD≤1% (25W/1kHz)
Input Modes	Bluetooth 5.0, RCA, XLR
Output Mode	Sub out
Amplifier Chip	TPA3118*2 + AD2178*1
Crossover	Two Way Crossover

Crossover Point	2.5kHz
High &Low Frequency Adjustment	±5dB
Input Sensitivity	RCA: 600mV
XLR	6V
Enclosure Material	High-density fiberboard + PVC veneer
Tweeter	Horn tweeter, 6 ohms/10W
Tweeter Material	Imported black silk diaphragm, 25-core
Single Cartridge Dimensions	280*145*185mm|11*5.7*7.28inch

1. Equipped with a 10cm honeycomb structure woofer

   Effectively suppressing split vibrations and delivering a rapid, clean bass response

2. The horn tweeter, extending high-frequency range and revealing every nuance of sound detail

3. Solid cabinet, eliminating resonance

   Superior quality and design: A dual enjoyment of sight and touch

4. TPA3118*2 amp cips driving the mid-bass driver + AD2178*1 driving the tweeter

1 Mid-bass Driver 2 Horn tweeter 3 Custom Wood Cabinets 4 TPA3118+AD2178 chip sets

1. Powered Bookshelf Speakers with Subwoofer Output

   Easily to build your 2.1 home theater system.A SUBOUT output connection to an active subwoofer

2. Stable and efficient Bluetooth 5.0 transmission

   For vinyl enthusiasts,the S4000 lets you hear the real improvement brought by your equipment

3. Studio Monitor Speaker

   6.35mm & XLR balanced input

   High and low adjustment, RCA, XLR input, sub output, AC input with wide voltage range

1 2.1 HiFi Quality Audio 2 BT Bookshelf Speaker 3 Monitor Speakers with Sub