Monitor Audio Radius 1 4G - Satin White (Per Pair)

Radius 1 4G is ideal for discreet AV, surround or multi-room sound systems. With versatile mounting options, a wall, desktop or floor stand and the option of adding a subwoofer, Radius 1 4G can deliver full-range, high-fidelity sound from an ultra-compact form. The newly designed 4-inch C-CAM driver with RST III geometry, partnered with a 19 mm C-CAM Gold Dome tweeter, delivers precise, lifelike sound from this cleverly engineered micro-speaker. 

Big Sound, Minimal Footprint 

Compact yet remarkably capable, the Radius 1 4G delivers genuine hi-fi performance from an ultra-small form factor. 

At its heart, a newly designed 4-inch C-CAM RST III bass/mid driver pairs with a fully vented 19 mm C-CAM Gold Dome Tweeter to produce precise, lifelike sound with exceptional clarity, controlled dispersion and low distortion – hallmarks of Monitor Audio's metal-driver expertise. 

Engineered for versatility, Radius 1 4G suits discreet AV, surround and multi-room installations equally, with mounting options for wall, desktop, or floor stands via compatible accessories. Add a Monitor Audio subwoofer for truly full-range performance. Whether enhancing a design-led home, boutique commercial space or immersive home cinema, Radius 1 4G achieves the ideal balance of acoustic transparency and understated elegance. 

FEATURES 

• 1 x 4-inch C-CAM Driver 
• RST II Cone 
• RST III Bass Driver 
• 19 mm C-CAM Gold Dome Tweeter 
• New Crossover Design 
• Through-bolt Driver Bracing 
• HiVe II Ports 
• Finish in Satin White
• Wall brackets (not included): Monitor Audio MASM or Monitor Audio FIX-M 
• Desk Pad (not included): Monitor Audio Radius Desk Pad 4G 

Tuned for True High-Fidelity 

Radius Series 4G delivers genuine hi-fi and cinematic AV performance, beautifully engineered for modern installation and contemporary living spaces. Radius Series 4G combines advanced acoustic engineering, premium materials and discreet industrial design to create scalable stereo and immersive AV systems without compromise. 

Exceptional Clarity and Fidelity 

The all-new RST Ill bass/mid drivers combine lightweight, rigid C-CAM cone technology with redesigned surrounds, improved venting and optimised motor systems. 

The result is deeper bass, lower distortion, improved transient response and greater dynamic accuracy from compact enclosures. 

Metal-Driver Expertise 

Radius 4G features a newly engineered, fully vented C-CAM Gold Dome Tweeter with external magnet architecture and an optimised UD Waveguide. 

This advanced design delivers smooth, open high frequencies with exceptionally low distortion and wide dispersion. 

Radius Has Never Been More Adaptable. 

Radius Series 4G is engineered to perform beautifully across an exceptional range of applications. Whether you want to upgrade your stereo system for your living space, create a surround-sound cinema system, or find a refined alternative to a soundbar for your TV, Radius 4G will deliver a wide soundstage and lifelike dialogue clarity in every environment. 

Designed for Flexible Installation 

Whether placed on a desktop, mounted discreetly on a wall or integrated into a full stereo or AV system, each accessory has been carefully developed to complement the Radius range both visually and functionally. 

SPECIFICATIONS 

• System Format: 2-Way
• Frequency Response, In-Room (-6dB): 100 Hz — 35 kHz
• Sensitivity (2.83 Vrms @ 1m, Free-Field)​​: 82 dB
• Sensitivity (2.83 Vrms @ 1m, Installed): N/A
• Nominal Impedance: 8 Ohms
• Minimum Impedance (20 Hz to 20 kHz)​​: 3.8 Ohms @ 950 Hz
• Maximum Peak SPL (AES75, Z-weighted): 104 dB
• Continuous Power Handling (CTA 426-B): 50 W
• Recommended Amplifier Power (RMS, Music Signal):
  • 50 - 100 W into 4 Ohms
  • 25 - 50 W into 8 Ohms
• Bass Alignment: Sealed
• Port Tuning Frequency: N/A
• Crossover Frequency: LF/HF: 3.2 kHz
• Drive Unit Complement:
  • 1x 4" RST III bass-mid driver
  • 1x 19 mm C-CAM Gold Dome tweeter
• Finish: Satin White
• External Dimensions with all accessories fitted (H x W x D): 135 x 135 x 156 mm (55/16 x 55/16 x 61/8")
• Weight (each): 1.8 kg (3 lb 15 oz)
• Sold As: Pair
• Compatible MAG Brackets: MASM, FIX-M
• Warranty: 5 years