★ For those seeking a perfectly maintained piece, this is a masterpiece that delivers a sweet bass and expansive sound that belies its compact size. By addressing the internal electrical losses, we've been able to bring out the true specifications of this unit. ★ Added BT5.3 AAC Function Simply pair it without needing to connect for charging. Since the BT also uses the audio circuit of this unit, you can enjoy BOSE sound with ease and high quality. Note that it does not have a built-in rechargeable battery such as a lithium battery. Furthermore, The speaker cable has also been replaced with BELDEN 8460. ★ Fully functional, with all electrolytic capacitors, one of the main causes of failure, replaced. Uses domestic manufacturers such as Nichicon (FW, KW, MUSE), Murata Manufacturing, and Kyocera. Simply replacing them can lead to instability and malfunctions due to changes in electrical characteristics, so we have conducted rigorous signal and waveform inspections and operational checks (the parts used may vary depending on the individual electrical characteristics). ★ Realizes longer life & higher sound quality Higher sound quality is effective for all audio sources, including radio, wireless terminal Pedestal, AUX, and headphone connections. ★ If you already own a similar unit, please compare the sound. You should notice the delicate sounds that were previously diminished due to signal loss and attenuation. The WMS IV is known for its relatively powerful bass, but with this modification, it retains its strengths while also producing more delicate and vivid tones. The snare drum's extension, the piano's enhanced tone, the guitar's resonance, and the vocals' lifelike quality. The unit's characteristic immersive sound is now even more vivid than before. This unit, which has acquired a new sound, will continue to mature and deepen with aging. ◆ Maintenance Details ・Speaker cable BELDEN 8460 ・Replacement of all electrolytic capacitors ・Re-soldering of the amplifier section ・Cleaning and greasing of the entire CD mechanism unit ・Drive rubber replacement ・Pickup calibration ・All motor maintenance ・Internal cleaning and lubrication of the spindle motor ・Connector contact cleaning ・Signal & waveform inspection of each electrical circuit ・Multiple failure countermeasures specific to other models ◆ Appearance Beautiful condition, but with slight scratches on the top surface. ◆ Shipping Contents ・Main unit ・Original remote control ・Catalog & Instruction manual (printed) ・Original power cord ・Replacement parts ・Yamato Transport 100 size shipping ◆ Operation Guarantee Comes with a 1-year operation guarantee from the date of shipment. 【6114】