AIAIAI UNIT-4 Wireless+ Studio Monitors

Why Buy New is pleased to offer for sale this brilliant pair of AIAIAI UNIT-4 Wireless+ Studio Monitors.

They come in the original box and packaging and include 2 power supplies and a wireless adaptor.

They have been tested and are in full working order. They are sold with a 3 month warranty.

The cosmetic condition is excellent. They were brand new and have only been opened to check and test. Please see the condition in the images.

FREE national courier delivery.

Why Buy... from us?
Because all of our items go through a full inspection, get serviced (if required), PAT tested for electrical safety, deep cleaned and all come with a warranty. We are 100% committed to customer care and are always on hand pre or post-delivery for technical help and advice.

AIAIAI UNIT-4 Wireless+ Studio Monitors

Product Overview

The AIAIAI UNIT-4 Wireless+ is the world’s first latency-free, portable wireless studio monitor, designed for flexible and mobile music creation. With ultra-low latency wireless audio, 20-hour battery life, and powerful, neutral sound performance, you can create and mix anywhere. The UNIT-4 connects wirelessly to almost any device, eliminating cable clutter while allowing you to position your speakers freely for the perfect setup.

Crafted from 100% recycled plastics, the UNIT-4 supports AIAIAI’s future-proof and upgradeable design, ensuring longevity and sustainability.

Key Features

• Portable professional speaker – compact, wireless, and studio-grade.
• 20+ hours of playback – reference monitor performance wherever you go.
• Hassle-free setup – uncompressed wireless audio and easy speaker positioning.
• Versatile connectivity – W+ Link, Bluetooth 5.2, and 3.5mm mini-jack.
• Sustainable design – upgradeable and crafted from 100% recycled plastics.
• Customisable sound – shape the UNIT-4’s audio using the AIAIAI app.

Wireless Freedom

Enjoy low-latency wireless music creation with W+ Link technology, delivering just 16ms latency, uncompressed audio, and a stable connection. The 77Wh battery provides 20+ hours of playback, so you can focus on your music without constant recharging.

For versatility, the UNIT-4 also features Bluetooth 5.2 for streaming from any Bluetooth-enabled device. Need a wired connection? Use the 3.5mm mini-jack or 6.3mm TRS balanced inputs for direct audio input.

Powerful Performance

The 2-way active monitors deliver high-quality sound with:

• 4-inch high-excursion woofer for punchy bass.
• 1-inch silk-dome tweeter for crystal-clear highs.
• Tuned bass vent and boosting EQ for deep, distortion-free low-end.
• Flat frequency response (±2dB, 50Hz - 20kHz) with no DSP trickery.

Customise the sound using the AIAIAI app’s 5-band EQ or apply curated presets from AIAIAI’s acoustic engineers for professional-grade mixing.

Creativity Anywhere

Weighing just 2.5kg, the UNIT-4’s compact, travel-friendly design makes it perfect for mobile setups. The rear bass vent doubles as a carrying handle, and the removable steel grille protects the drivers from damage while on the move.

Connect to Everything

• W+ Link – X02 transmitter for low-latency wireless music creation.
• Bluetooth 5.2 – Stream from Bluetooth-enabled devices.
• 3.5mm mini-jack & 6.3mm TRS inputs – Direct wired connections.

Responsible Design

Sustainability is at the heart of the UNIT-4. Made from 100% post-consumer recycled plastics (e.g., used electronics, bottles, and toys), its design reduces environmental impact while ensuring durability and longevity.

The repairable, upgradeable construction allows for easy part replacements, including the battery and drive units. At the end of its lifecycle, the UNIT-4 is fully recyclable, preventing waste and pollution.

Specifications

Speaker Performance

• Enclosure type – 2-way bass reflex
• Woofer – 4-inch high-excursion paper cone
• Tweeter – 1-inch silk dome
• Peak SPL – 105 dB
• Self-noise – <20 dB
• THD – <1% nominal, <10% peak
• DSP – Loudness adaptive bass boost
• Crossover frequency – 3 kHz
• EQ adjustment – 5-band customizable EQ via AIAIAI app

Frequency

• Range – 40Hz to 30kHz (-10dB)
• Response – 50Hz - 20kHz (±2dB)

Wireless Connectivity

• W+ Link Audio Quality – Uncompressed 44.1kHz, 16-bit
• W+ Link Range – 12m
• W+ Link Latency – 16ms

Bluetooth

• Codecs – SBC, AAC
• Version – 5.2
• Profiles – A2DP 1.3, AVRCP 1.6

Analog Inputs

• 3.5mm mini-jack
• 6.3mm TRS balanced

Power

• Power supply – AC/DC converter, 120/240V to 20VDC 120W
• Amplifier power – 2 × 30W continuous, 2 × 80W peak
• Amplifier type – Class D

Battery

• Playback time – 20 hours
• Battery capacity – 77Wh
• Charging time – 2 hours

Design

• Grill material – Steel
• Weight (packaging) – 8200g
• Dimensions (packaging) – 332.5 × 331 × 205mm