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Cubilux 4-Channel 6.35 Headphone Amplifier Aluminum Audio Amp,Ultra-Low Noise Mini Earphone Splitter for Music Sharing/Monitoring, 1/4 "TRS Headphone Output and TRS Audio Input-DC 5V Power Supply — Open-Box, 25% Off
Brand: Cubilux
Condition: Used - Mint
$2642
$3509
-25% Save $867
Updated: 3 days ago
Description
【 4-Channel Stereo Headphone Amplifier】Cubilux HA-K4 headphone amplifier with independent volume control has 4 outputs to support up to 4 headphones, line-outs or loud speakers: no popping, ultra-low distortion even at maximum volume. There is no loss of volume when all 4 outputs are connected.
【Ultra-Low-Noise】The amplifier chip inside features ultra-low THD+N while providing rich details. The case of the audio amplifier is made of Aluminum alloy with excellent interference isolation and provides a lossless audio signal without distortion or static for high-quality signal routing.
【Easy to Use】This headphone amplifier could power up to 4 pairs of headphones with individual volume control, enabling up to 4 people in the studio listen to the main mix while recording, and each listener could adjust their preferred volume level with an independent volume control.
【Lightweight and Compact】Sturdy metal construction headphone mixer with tight connections and smooth operating knobs. Ideal for on-stage and indoor performances or applications requiring multiple headphone connections.
【USB C 5V DC power supply】This Headphone Amplifier uses the latest USB C 5V power supply mode, so it no longer restricts the application scenarios. （USB Cable included.）
Cubilux 【HA-K4】4-Channel Stereo Headphone Amplifier
Cubilux 4-Channel Headphone Amplifier, 1/4" stereo input, and four 1/4" headphone
outputs can hold 4 high-power stereo headphones & maintain the clarity of sound
even at maximum volume levels. These ultra-low-noise operational amplifiers are
included for outstanding audio performance.
Ultra-compact headphone amplifier system for studio and stage applications
4 independent stereo amplifier volume control
Highest audio quality with virtually all types of headphones even at maximum volume
Compact Size
Easy to carry and only take a little space on your desk.
Portable and Durable Metal Exterior
Portable and durable metal exterior, providing you with a comfortable and beautiful sound experience with a metallic feel.
Cubilux 【HA-K4】4-Channel Stereo Headphone Amplifier
Cubilux 4-Channel Headphone Amplifier, 1/4" stereo input, and four 1/4" headphone
outputs can hold 4 high-power stereo headphones & maintain the clarity of sound
even at maximum volume levels. These ultra-low-noise operational amplifiers are
included for outstanding audio performance.
Ultra-compact headphone amplifier system for studio and stage applications
4 independent stereo amplifier volume control
Highest audio quality with virtually all types of headphones even at maximum volume
Compact Size
Easy to carry and only take a little space on your desk.
Portable and Durable Metal Exterior
Portable and durable metal exterior, providing you with a comfortable and beautiful sound experience with a metallic feel.
Sold by
Amazon Warehouse
Official Amazon outlet for open-box & returned items
- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
- Ships from Amazon fulfillment centers
- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b0bs3hr5b8
- Model:
- HA-K4
- Country:
- US
- ASIN:
- B0BS3HR5B8
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $9 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Cubilux products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
