ETR-274

The Marfield ETR-274 Wireless Intercom Transceiver Set is a state-of-the-art communication system designed for various applications, including motorcycle riding, cycling, hiking, and other outdoor activities. This set comprises two transceivers, allowing for full-duplex intercom communication between two users over a long range.

Each transceiver features a compact and lightweight design, weighing only 110g (including battery). The ergonomic shape ensures a comfortable fit on the helmet or handlebar, while the waterproof and dustproof construction (IP67) makes it suitable for use in harsh environments.

The ETR-274 set operates on the UHF 400-470MHz frequency band, providing a stable and clear connection with minimal interference. It supports a communication range of up to 1.6 kilometers in an open area, making it ideal for users who need to maintain a safe distance.

The intercom system supports high-quality stereo sound with a built-in microphone and speaker. It also features adjustable volume controls, so users can customize their listening experience according to their preferences. Additionally, it comes with a noise reduction system, ensuring clear communication even in noisy environments.

The ETR-274 set is equipped with a rechargeable battery (3.7V 1000mAh Li-ion) that provides up to 10 hours of talk time and up to 120 hours of standby time. It also supports quick charge technology, allowing for a full charge in just 2 hours.

The set comes with a variety of features to enhance the user experience. These include voice prompts, automatic power-saving mode, intercom pairing, and Bluetooth connectivity for music streaming and phone calls. The package includes a USB charging cable, a 3.5mm stereo cable, and a user manual to help users get started easily.

Overall, the Marfield ETR-274 Wireless Intercom Transceiver Set is a versatile and reliable communication system that offers high-quality sound, long-range connectivity, and convenient features to make your outdoor activities safer and more enjoyable.

Marfield ETR-274 Wireless Intercom Transceiver Set: A Comprehensive Analysis

The Marfield ETR-274 Wireless Intercom Transceiver Set is a communication solution designed for various applications, including motorcycle riding, outdoor activities, and industrial settings. In this analysis, we will discuss the key features, advantages, and disadvantages of this intercom system to help you make an informed decision.

1. UHF technology for clear and stable communication

2. Full-duplex intercom system for clear and simultaneous conversation

3. Wide operating range up to 3 miles (line of sight)

4. Rechargeable batteries with up to 10 hours of talk time

5. Built-in noise reduction technology

6. Voice-activated intercom function

7. Compatibility with other Marfield intercoms and Bluetooth devices

8. Waterproof and dustproof design (IP67 rating)

1. Clear and stable communication: The UHF technology ensures that the signals are less susceptible to interference, providing clearer and more stable communication.

2. Full-duplex intercom system: Allows for simultaneous conversation between riders, improving safety and convenience.

3. Long operating range: Enables communication between riders over longer distances, making it ideal for outdoor activities and motorcycle touring.

4. Rechargeable batteries: Reduces the need for frequent battery replacements and minimizes the environmental impact.

5. Noise reduction technology: Improves the audio quality by reducing ambient noise, making it easier to understand conversations.

6. Voice-activated intercom function: Allows for hands-free operation, enhancing safety and convenience.

7. Compatibility with other devices: Allows users to connect multiple devices and expand their communication network.

8. Durable design: The waterproof and dustproof design ensures that the intercoms can withstand harsh conditions.

1. Limited compatibility with non-Marfield intercoms: Users may face compatibility issues when connecting with intercoms from other brands.

2. Slightly complex setup process: The intercoms may require some initial setup and configuration to ensure proper functionality.

3. Potential for interference: Depending on the environment and location, interference from other devices or terrain may impact the communication quality.

The Marfield ETR-274 Wireless Intercom Transceiver Set offers a robust communication solution for various applications. Its clear and stable UHF technology, full-duplex intercom system, long operating range, rechargeable batteries, and noise reduction technology make it an attractive option for outdoor enthusiasts, industrial workers, and motorcycle riders. Although it has some limitations, such as limited compatibility with non-Marfield intercoms and a slightly complex setup process, the advantages of this intercom system far outweigh the disadvantages.

If you're in the market for a high-quality wireless intercom system and prioritize clear communication, a long operating range, and a durable design, the Marfield ETR-274 Wireless Intercom Transceiver Set is an excellent choice. It offers a comprehensive communication solution that caters to various applications and provides a significant improvement in safety, convenience, and connectivity.

Details:

Included: 2x Marfield transceiver units, telescoping antennas, original ETR-274 box, foam insert, instruction manual, condition: units are in very nice cosmetic condition for their age and full working condition, light normal wear consistent with vintage electronics, antennas extend retract properly, battery compartments is clean, box shows some shelf/ storage see photos, functionality: fully tested modern batteries over distance, works perfectly well, units complete well-preserved this a matched two-unit system, original manual. For sale is a vintage Marfield wireless intercom transceiver set, model ETR-274. Great piece for collectors of vintage electronics, retro audio gear, or radio/intercom equipment. Fully functional, tested.

specifications entrysyst:

• brand: Marfield
• mpn: Etr-274
• model: Marfield Etr-274
• type: Intercom Transceiver Set

payments entrysyst:

• wallet: apple-pay
• other
• credit card: diners-club

shipping entrysyst:

• carrier: usps
• type: calculated
• class: standard
• transit: 5-11 days
• service: usps ground advantage

general entrysyst:

• category: Home & Garden > Security > Door Entry Systems Intercoms

seller entrysyst:

• rating: 100.0%
• # reviews: 35
• city: falls church, virginia

returns entrysyst:

• method: money back
• paid by: buyer
• time: 14 days
• policy: returns accepted

offer entrysyst:

• sold #: 9
• price: $74.99
• item condition: Used
• options: ship-to-home
• in stock #: 1
• started: february 15, 2026
• availability: in stock