Seamlessly bring your studio sound to your most creative spaces. Portable studio monitors with 20 hours of battery life and reference monitor performance. Precise and neutral sound representation tuned for music creation and critical listening. Enjoy a cable-free set-up where you can quickly reposition to always find yourself in the sweet spot, enabled by ultra-low latency and uncompressed wireless audio. Play music from any device via Bluetooth or cable directly to a mixer, audio interface or other audio source. Built responsibly with 100% recycled plastics, and future-proof designed for easy disassembly and component replacement.

Bring your studio sound with you:

Studio monitors designed for portability with 20 hours of battery life, robust design and lightweight build 

Size and weight of only 3 litres / 2.5kg

Rear bass vent designed to be a comfortable carrying handle when on the move

Removable steel grille provides sturdy protection for the woofer and tweeter

Experience reference monitor performance wherever you are:

Precise and neutral sound representation with bass extension down to 40Hz, tuned for music creation and critical listening.

2 way active monitor featuring a 4 inch high-excursion woofer and 1 inch silk-dome tweeter

Precision tonal accuracy over a flat +/-2dB frequency response from 50Hz to 20kHz

Bass vent and boosting EQ tuned to provide a clean bass extension down to 40Hz

Seamless, cable-free set-up:

Quickly reposition to always find yourself in the sweet spot, enabled by ultra-low latency and uncompressed wireless audio. Through W+ Link UNIT-4 delivers uncompressed 44.1kHz, 16-bit wireless audio with only 16ms of latency

Battery powered monitors with 20H+ of playback time

Connect to everything

W+ Link - use the X02 transmitter for low latency wireless music creation

Bluetooth 5.2 - listen to music from your Bluetooth enabled devices

Cable - connect directly via 3.5mm mini-jack and 6.3mm balanced TRS inputs

Reduce your environmental impact:

Built with 100% recycled plastics, and designed for easy disassembly and component replacement

Designed for disassembly in a glue-free design - take the whole speaker apart using two screwdrivers and replace worn out components including battery and drive units

Future-proofed for new technologies with upgradeable wireless electronics

Shape UNIT-4s sound to your environment from your phone:

Choose from predefined sound profiles or micro-adjust the customisable 5-band EQ with the UNIT-4 mobile app.

Specs:

Frequency range - 40Hz to 40kHz (-10dB)

Frequency response - 50Hz to 20kHz (±2dB)

W+ Link audio quality - Uncompressed 44.1kHz 16-bit

W+ Link operating range (m) - 12

W+ Link latency (ms) - 16

Bluetooth codec - SBC, AAC

Bluetooth version -  5.2

Bluetooth profiles - A2DP 1.3, AVRCP 1.6

Charging time (hours) - 2

Peak SPL (dBSPL) - 105

Self generated noise <20dB

THD  <1% nominal, <10% peak output

Power supply -  ACDC Converter, 120/240V to 20VDC 120W

Playback time on battery (hours) - 20

Battery capacity (Wh) - 77

Enclosure type - 2-way bass reflex

Woofer - 4-inch high excursion paper cone woofer

Tweeter - 1-inch silk dome tweeter

Amplifier power -2 x 30W continuous, 2 x 80W peak

Amplifier type =Class D

DSP -Loudness adaptive bass boost

Crossover frequency (kHz) -3

EQ adjustment - 5-band adjustable EQ via AIAIAI app

Analog inputs -3.5mm mini-jack + 6.3mm TRS balanced

Grill material - Steel