James Loudspeaker AT42-4 4" 2-Way All-Terrain Speaker
James Loudspeaker AT42-4 4" 2-Way All-Terrain Speaker is backordered and will ship as soon as it is back in stock.
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Product Overview
The James Loudspeaker AT42-4 is a 4-inch all-terrain outdoor speaker engineered for durable, high-fidelity landscape audio in commercial and high-end residential exteriors. This 4-ohm landscape speaker mounts a coaxially positioned 0.75-inch aluminum dome tweeter over a high-excursion 4-inch aluminum woofer, with a built-in crossover for higher output. Its all-aluminum, severe powder-coat construction is built to withstand harsh outdoor environments season after season. A 70V version with an onboard transformer is available as the AT42-70.
Product Description

The AT Series all-terrain design uses a coaxially mounted 0.75-inch aluminum dome tweeter over a proprietary high-excursion 4-inch woofer with an aluminum cone and Santoprene surround. A built-in crossover network and low-loss design let this weatherproof outdoor speaker play at higher volumes while maintaining a smooth frequency response. The dual enclosure and perforated grille are constructed from aircraft marine-grade aluminum and finished with a severe powder coat, so the speaker resists moisture, UV, and temperature extremes in full outdoor exposure.
As a 4-ohm, low-impedance model, the AT42-4 is a strong fit for dedicated amplifier zones across patios, garden beds, and exterior gathering areas where a small number of speakers run on a single channel. It is offered in Black Wrinkle, Bronze Wrinkle, Verde, and Weathered Iron, with premium finishes and plating available to match landscape and architectural surroundings. Mounting hardware is sold separately: an 18-inch ground stake (Model AT.STAKE.18) for in-ground placement, or a tree/wall mount (Model AT.42/62.MOUNT) for fixed surfaces. For larger distributed-audio systems, choose the 70V AT42-70; for smaller zones, compare the 3-inch AT32-4.
Key Features
- Coaxial 2-way design — A 0.75-inch aluminum dome tweeter mounts coaxially over a 4-inch aluminum woofer for even coverage from a compact body.
- High-excursion 4-inch woofer — The aluminum cone with Santoprene surround delivers strong output and outdoor durability.
- All-weather aluminum construction — The aircraft marine-grade aluminum enclosure and perforated grille withstand harsh outdoor environments.
- Built-in crossover — An integrated crossover network supports higher volume levels with a smooth frequency response.
- 4-ohm operation — Low-impedance design suits dedicated amplifier zones for patios and landscape areas.
- Severe powder-coat finishes — Available in Black Wrinkle, Bronze Wrinkle, Verde, and Weathered Iron, with premium finishes and plating to order.
- Flexible mounting — Compatible with an 18-inch ground stake or tree/wall mount (sold separately) for landscape or fixed installation.
Typical Applications
- Hospitality grounds and resort landscapes
- Restaurant, bar, and cafe patios
- Pool decks and outdoor dining areas
- Corporate and government campus grounds
- House of worship exterior areas
- High-end residential gardens and pool areas
Technical Specifications
| Frequency Response | 80Hz–20kHz +/-3dB |
| Nominal Impedance | 4 ohms |
| Sensitivity | 89dB 2.83V/1m |
| Recommended Power Range | 25 - 100W |
| Woofer | (1) 4 in (101mm) Aluminum |
| Tweeter | (1) 0.75 in (19mm) Aluminum |
| Enclosure | Aircraft Marine Grade Aluminum |
| Finishes | Black Wrinkle, Bronze Wrinkle, Verde, Weathered Iron, Premium Finishes and Plating Available |
| Width | 4.75 in (120.65 mm) |
| Depth | 7.875 in (200.02 mm) |
| Height | 4.75 in (120.65 mm) |
| Mounting (sold separately) | 18 in Ground Stake (AT.STAKE.18); Tree/Wall Mount (AT.42/62.MOUNT) |
Frequently Asked Questions
How does the AT42-4 connect to an amplifier?
It is a 4-ohm, low-impedance speaker with a recommended power range of 25 to 100W. Wire it to a matched amplifier channel, keeping the channel's minimum impedance rating and total speaker load in mind for multi-speaker zones.
When should I choose the 4-ohm version over the 70V AT42-70?
Choose the AT42-4 for a small number of speakers on a dedicated amplifier channel. For long cable runs and many speakers on one channel, the AT42-70 with its onboard 70V transformer is the better fit.
How is the speaker mounted outdoors?
Mounting hardware is sold separately. Use the 18-inch ground stake (AT.STAKE.18) for planting beds and landscape placement, or the tree/wall mount (AT.42/62.MOUNT) for trees, posts, and exterior walls.
Is it rated for full outdoor exposure?
Yes. The aircraft marine-grade aluminum enclosure, perforated aluminum grille, aluminum-cone woofer with Santoprene surround, and severe powder-coat finish are built to withstand harsh outdoor environments year-round.
What finishes are available for landscape integration?
Black Wrinkle, Bronze Wrinkle, Verde, and Weathered Iron are standard, with premium finishes and plating available to order so the speaker blends into landscape and architectural surroundings.
What warranty and support are available?
James Loudspeaker products are covered by the manufacturer's warranty. For current warranty terms, system design assistance, or volume pricing, contact the Creation Networks team via creationnetworks.net.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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