M-audio BX4 D4 Bluetooth

M-Audio BX4BT – Reference Monitor

The M-Audio BX4BT Multimedia Reference Monitors deliver professional studio-quality sound with the flexibility of Bluetooth® streaming. Connect your phone, computer, or even a turntable and enjoy accurate, reference-grade audio reproduction.

Compact yet powerful, the BX4BT is the perfect solution for home studios, content creators, multimedia setups, and everyday premium listening.

Features

• Bluetooth® wireless streaming
• 120 Watts total peak power
• Two-way professional design
• Acoustically-inert MDF cabinet
• Bass reflex construction
• Black Kevlar® low-frequency drivers
• Natural silk dome tweeters
• Full-range frequency clarity

The enhanced rear ports provide controlled and extended low-end response, while the computer-optimized silk dome tweeters ensure crisp, detailed highs across the full frequency spectrum.

Connectivity

BX4BT offers all the inputs you need for seamless integration with your devices.

Rear panel:

• 1/4" (6.35 mm) TRS inputs
• 1/8" (3.5 mm) stereo input
• RCA stereo input pair

Front panel:

• 1/8" (3.5 mm) auxiliary input
• 1/8" (3.5 mm) headphone output (automatically mutes speakers)

Perfect for late-night sessions or private mixing without disturbing others.

Technical Specifications

Frequency Response: 69 Hz – 22 kHz

Output Power: 120 W (total peak), 2 x 25 W (RMS)

LF Driver: 4.5" / 114.3 mm

HF Driver: 1" / 25.4 mm, silk dome

Audio Inputs:

• (1) RCA stereo input pair
• (2) 1/4" (6.35 mm) TRS inputs
• (1) 1/8" (3.5 mm) stereo auxiliary input

Headphone Output: 1/8" (3.5 mm) stereo

Interconnection Cable: 1/8" (3.5 mm) TRS

Bluetooth Range: 100 ft / 30.5 m

Power: 100–240 VAC, 50/60 Hz, 85 W

Dimensions (per speaker):

6.1" x 6.9" x 8.9"

156 x 175 x 225 mm

Weight (per speaker): 4.46 kg / 9.83 lbs