
Hybrid vacuum-tube speaker system
MK50sp / MK50s







Built-in Li-ion battery portable size and modern and vintage harmonize design
Compact portable size professional Bluetooth vacuum tube speaker system.
Built-in 2,200mAh x 2batterys (4,400mAh) lithium-ion battery. play time up to 10 hours.

VACUUM TUBE Customized hybrid vacuum tube
The quality of LANCHIYA® customized vacuum tubes for the new hybrid amplifiers is the same as what the military industrial enterprise requests. We take the advantage of the even harmonics to enhance the dynamic range and the frequency response of the sound. The tubes can make the sound mellow and charming. The life of the tubes is about 50,000 hours.

EAI / iEAI Advanced DSP sound technology E.A.I bass technology
LANCHIYA®EAI™ (Electronics&Acoustics Integration) chip module to make the electronics, speaker drivers and housing structure match each other perfectly so that the whole speaker system can perform at its best status and produce the best sound. With the help of DSP to correct the input signal in a nondestructive way , the whole speaker system can perform beyond its physical limitation.
Experience our audio technology taken to new heights with E.A.I & Digital Sound Processing (DSP) Fine-tuned for perfection maximum power generated from its two 2 ¼” full-range active wide frequency response speaker driver units.


TWS (True wireless connection) & NFC easy pairing
CSR TWS Bluetooth Version 4.2 + EDR/A2DP

AUX 3.5mm Stereo AUX input port
AUX in for additional multimedia audio sources.

Touch control user interface
Touch-sensitive operation avoiding the shortage of
physical buttons like mechanical fatigue, resonance etc.

Type C standard USB recharge port
USB boosting charge for Li-ion battery





Multi-layers
ferrite magnet + neodymium magnet

100% paper-pulp speaker cone design

Minimum diffraction horn type tweeter

Conex damper

8W RMS (T.H.D 1%) I.E.C STANDARD (Single)
8W x2 RMS (T.H.D 1%) I.E.C STANDARD (TWS)

Full-range speaker driver unit design
* Mouse over view
Full-range Speaker & 2ch stereo type (TWS) / 8W x2 Total 16W RMS Output power ( I.E.C Standard ) made with advanced Sound Technology through Research & Development.
Paper-pulp speaker unit design has been around for decades. However, through many years of R&D testing and improvements, LANCHIYA® a developed a precise special formula to ensure LANCHIYA® 100% paper-pulp design has achieved the most advantageous solution in the industry.
LANCHIYA®’s professional design and engineering team has worked on Audio field for 36years. We design, develop, research, and produce every speaker unit from beginning to the end to guarantee perfect quality control.
Fit. everywhere
Hybrid vacuum tube portable speaker system MK50sp
Enjoy. everywhere
Hybrid vacuum tube portable speaker system MK50sp





Matt finish coating High class surface painting technology
Specially developped furface treatment Floss Spray Paint marked by sand feeling and long life. Comparing with rubber paint, no sticky for ever.
