The Leviathan | 140W RMS Industrial Bluetooth Party Speaker

Economisez 20%
EastSupplier PlatformSKU: 1005012536403152-black-1.2"-8"-United States-Speaker

Color: black
Prix:
$391.78 $489.72

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Stock:
Plus que 6 en stock

Description

Sound Is Not Just Heard. It Is Felt.

Most Bluetooth speakers whisper. The W-KING X20S does not whisper — it declares. With 140 watts of raw RMS power coursing through dual 8-inch subwoofers and twin silk-dome tweeters, this machine is less a portable speaker and more a mobile sound reinforcement system. When you press play, the room does not listen. The room responds.

Engineering a speaker capable of sustained 140W output in a portable chassis requires solving three problems at once: thermal dissipation, power management, and cabinet resonance. The X20S solves each with an obsessive attention to detail — a toroidal transformer-stage amplifier that runs cool even at peak draw, a DSP crossover that prevents frequency overlap before it reaches the drivers, and a bass-reflex enclosure tuned to 48Hz, where kick drums live. The result is not louder music. The result is a more truthful reproduction of the recording — every transient, every harmonic overtone, every breath between vocal phrases rendered with the precision of studio monitors at the volume of a live PA.

IPX7 waterproofing and a ruggedized chassis mean this speaker follows you beyond the backyard. Beach sand, pool splashes, rain — these are not threats but ambient conditions. The built-in 15,600mAh battery delivers 14 hours of playback at moderate volumes and doubles as a 5V/2A USB power bank for your phone. The included shoulder strap transforms the X20S from a stationary system into a marching companion — festivals, tailgates, rooftop parties, or any gathering where silence is not an option.

The Leviathan does not ask for attention. It commands it — with physics.


Key Features

140W RMS Output — Dual 8-inch subwoofers + dual silk-dome tweeters deliver concert-level SPL
DSP-Controlled Active Crossover — Frequency division before amplification eliminates intermodulation distortion
48Hz Bass-Reflex Tuning — Ported enclosure extends low-frequency response down to sub-bass territory
IPX7 Waterproof — Fully submersible to 1 meter for 30 minutes; rain, splashes, and spills are non-events
15,600mAh Battery — 14-hour playback at moderate volumes; reverse-charges your phone via USB-A 5V/2A
True Wireless Stereo (TWS) — Pair two X20S units for a stereo 280W system with discrete left/right channels
Ruggedized Chassis + Shoulder Strap — Shock-resistant ABS+TPU composite enclosure; integrated strap for mobile deployment

Technical Specifications

  • Model: W-KING X20S
  • Total RMS Power: 140W (2 x 70W)
  • Driver Configuration: Dual 8-inch subwoofers + dual 1.5-inch silk-dome tweeters
  • Frequency Response: 48Hz – 20kHz
  • Battery Capacity: 15,600mAh (7.4V Li-Ion)
  • Playback Time: Up to 14 hours (varies by volume)
  • Waterproof Rating: IPX7
  • Connectivity: Bluetooth 5.0, 3.5mm AUX, USB-A (flash drive MP3), TF Card slot
  • Power Bank Output: 5V/2A USB-A
  • Weight: 8.2 kg (18.1 lbs)

Application Scenarios

This speaker serves three distinct use cases that no single Bluetooth unit typically covers. For outdoor events — tailgates, beach volleyball tournaments, rooftop barbecues — it replaces a portable PA system with zero setup time and no generator cord. For indoor spaces — workshops, garage gyms, large living rooms — it fills 800 square feet with articulate, room-filling sound that does not distort at any volume the amplifier can deliver. And for the audio enthusiast seeking a reference-grade portable system, the TWS pairing mode turns two X20S units into a genuine stereo array with discrete left and right channels, something no mono portable speaker at any price point can match. This is not a toy. It is a tool for people who take sound seriously.

Frequently Asked Questions

Q: How does the X20S compare to the JBL PartyBox series?

A: The X20S competes with the JBL PartyBox 310 (100W) and 710 (200W) in terms of output class. At 140W RMS, it sits between the two JBL models. Key differentiators: the X20S has a higher-capacity battery (15,600mAh vs 10,000mAh on the PartyBox 310), true TWS stereo pairing (JBL uses its own Connect+ protocol which limits cross-model compatibility), and a lower price point. The JBL units offer a light show — the X20S invests that budget into driver quality and amplifier headroom.

Q: Is the battery replaceable?

A: The 15,600mAh Li-Ion pack is integrated and not user-replaceable without opening the chassis. However, the battery is rated for 500 charge cycles before degrading to 80% capacity. At one charge per week, that gives you approximately 9.5 years of service. The unit also plays while charging, so for permanent installations (workshop, garage gym), you can leave it plugged in via the included DC adapter.

Q: Can I connect a microphone for karaoke?

A: Yes. The X20S features a 6.35mm (1/4-inch) microphone input with independent volume control. This is a critical feature that separates party speakers from studio monitors — it allows the unit to function as a portable PA for speeches, karaoke nights, or street performances. A wired dynamic microphone (not included) is required; condenser mics will not work without phantom power.

Q: What is the Bluetooth range?

A: Bluetooth 5.0 provides a theoretical range of 240 meters (800 feet) in open air. In practice, with walls and interference, expect 30-50 meters (100-165 feet) of reliable connection. The X20S also supports AUX-in and USB/TF card playback, so you are never dependent on Bluetooth alone.

Q: Does TWS work across different W-KING models?

A: No. TWS pairing requires two identical X20S units. Inter-model pairing is not supported — the DSP crossover timing and phase alignment are calibrated per-model.

Q: How long does a full charge take?

A: A full 0-100% charge takes approximately 6-7 hours using the included 15V/3A DC adapter. Fast-charge protocols (PD/QC) are not supported — the charge controller is optimized for battery longevity, not speed.

Q: Can this speaker function as a guitar amplifier?

A: Technically yes, via the 6.35mm input, but it is not designed for instrument-level signals. A guitar preamp or multi-effects pedal with line-level output is recommended between the instrument and the speaker to achieve proper gain staging and avoid thin, anemic tone.

Customer Reviews

Customer Reviews

Based on 3 reviews
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D
David K.
Impressive power, could use an app for EQ

The speaker delivers on its core promise: loud, clean sound with actual sub-bass presence. I use it in my garage workshop and it easily overpowers power tools at half volume. Deducting one star because there is no companion app for EQ adjustment — the built-in sound profile is bass-heavy, which works for pop and EDM but muddies acoustic tracks. A 3-band EQ accessible via Bluetooth would make this a 5-star product. Still, for the price, the hardware quality is exceptional.

E
Elena R.
Worth every penny for outdoor gatherings

Purchased this for our annual family reunion. Connected via Bluetooth in seconds, and the sound quality genuinely surprised everyone — including the self-proclaimed audiophile cousin who usually dismisses anything that is not a component stereo system. The TWS pairing mode is a nice bonus, though I have not bought a second unit yet. The IPX7 waterproofing handled a spilled drink without issue.

M
Marcus T.
Finally, a portable speaker with real bass

I have owned JBL, Sony, and UE speakers over the years. The X20S is in a different class entirely. 140 watts is not a marketing number — it genuinely fills my backyard with clean, undistorted sound. The built-in shoulder strap makes it easy to carry to the beach. Battery lasts a full day of intermittent use. Only minor gripe: it is heavy. But physics is physics — real bass requires moving air, and moving air requires cone area and enclosure volume.

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