Retevis
Retevis RB48 Heavy Duty License Free Job-Site GMRS Radio (4-Pack)
Retevis RB48 Heavy Duty License Free Job-Site GMRS Radio (4-Pack)
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Equip your job site with a radio built to endure industrial punishment. The Retevis RB48 is a premium, high-durability walkie-talkie engineered specifically for construction crews, manufacturing floors, and demanding field environments. Operating on standard FRS frequencies, it delivers maximum allowable civilian transmission power completely license-free.
Ditch the fragile consumer-grade plastics. The RB48 features an ultra-rugged casing, an easy-to-read high-visibility backlit display shield, and a high-capacity power bank setup to keep your team connected through long, grueling shifts without signal drop-out.
100% License-Free Across Canada
Unlike the United States, ISED Canada does NOT require a radio licence to operate standard FRS/GMRS frequencies. This radio is completely legal and unrestricted for both commercial business teams and recreational operators nationwide. Simply charge the batteries, pick a channel, and start communicating with zero regulatory fees or paperwork!
Save with Multipacks!
Looking for a different quantity or outfitting a larger group? This item is available in multiple pack configurations! Whether you are looking to add a few spares or completely gear up an entire commercial crew, an off-road convoy, or a local emergency team, you can equip your team and save! Simply choose the bundle size that fits your setup to bundle and save on your gear.
🔍 Browse Available Multipacks⚠️ Please Note: Multipacks and higher-quantity team bundles are heavily requested and may occasionally require additional supplier logistics lead times. Please view the specific product pages for full details.
Heavy Duty Job-Site Features
-
🏗️
Rugged Commercial Shell: Built with an impact-resistant polymer body designed to survive drops on concrete, debris exposure, and daily field handling.
-
📟
Clear LCD Display: The sleek screen features crisp backlighting, remaining perfectly visible in direct sunlight or dark crawl spaces while shielding against screen scratches.
-
🔋
High-Capacity USB-C Charging: Powered by a premium rechargeable lithium-ion battery pack, easily topped up via a standard USB-C cable in trucks, job trailers, or workshops.
-
🛑
100% License-Free Operation: Pre-configured out of the box with standard FRS channels. Ready for instant team deployment with zero regulatory licensing applications or recurring fees.
Technical Specifications
| Specification | Detail |
|---|---|
| Core RF Operational Architecture | |
| Transmit (TX) Frequency Range | 462.5625 — 467.7125 MHz (Dedicated FRS Channels) |
| Receive (RX) Frequency Range | 462.5625 — 467.7125 MHz (Dedicated FRS Channels) |
| Memory Channel Capacity | 22 FRS Channels (Pre-configured out of the box) |
| Channel Spacing / Bandwidth | 12.5 kHz (Narrowband Fixed FRS Mandate) |
| RF & Transmitter Performance | |
| RF Power Output | Full Legal FRS Limit (Max 2W on Channels 1-7 & 15-22 / 0.5W on 8-14) |
| Frequency Stability | ±2.5 ppm |
| Receiver Sensitivity | ≤ 0.20 µV (12dB SINAD) |
| Audio & Signaling Diagnostics | |
| Audio Output Power | 500 mW internal speaker at <5% distortion |
| Privacy Signalling Support | CTCSS (Continuous Tone Coded Squelch) & DCS (Digital Coded Squelch) |
| Chassis & Environmental Resilience | |
| Chassis Construction | Impact-Resistant High-Density Polymer Core |
| Display Engineering | Shatter-Resistant Protective Backlit Frame Screen |
| Environmental Rating | Dust & Splash Resistant for Industrial Construction Environments |
| Power & Battery Infrastructure | |
| Battery Pack Type | 7.4V Rechargeable 2000mAh Lithium-Ion (Li-ion) Pack |
| Charging Port | Integrated USB Type-C Interface (On-Chassis/Cradle) |
| Fulfillment Inclusions | RB48 Radio, Li-ion Battery, Heavy-Duty Belt Clip, Charging Cable, User Manual |
Description
Equip your job site with a radio built to endure industrial punishment. The Retevis RB48 is a premium, high-durability walkie-talkie engineered specifically for construction crews, manufacturing floors, and demanding field environments. Operating on standard FRS frequencies, it delivers maximum allowable civilian transmission power completely license-free.
Ditch the fragile consumer-grade plastics. The RB48 features an ultra-rugged casing, an easy-to-read high-visibility backlit display shield, and a high-capacity power bank setup to keep your team connected through long, grueling shifts without signal drop-out.
100% License-Free Across Canada
Unlike the United States, ISED Canada does NOT require a radio licence to operate standard FRS/GMRS frequencies. This radio is completely legal and unrestricted for both commercial business teams and recreational operators nationwide. Simply charge the batteries, pick a channel, and start communicating with zero regulatory fees or paperwork!
Save with Multipacks!
Looking for a different quantity or outfitting a larger group? This item is available in multiple pack configurations! Whether you are looking to add a few spares or completely gear up an entire commercial crew, an off-road convoy, or a local emergency team, you can equip your team and save! Simply choose the bundle size that fits your setup to bundle and save on your gear.
🔍 Browse Available Multipacks⚠️ Please Note: Multipacks and higher-quantity team bundles are heavily requested and may occasionally require additional supplier logistics lead times. Please view the specific product pages for full details.
Heavy Duty Job-Site Features
-
🏗️
Rugged Commercial Shell: Built with an impact-resistant polymer body designed to survive drops on concrete, debris exposure, and daily field handling.
-
📟
Clear LCD Display: The sleek screen features crisp backlighting, remaining perfectly visible in direct sunlight or dark crawl spaces while shielding against screen scratches.
-
🔋
High-Capacity USB-C Charging: Powered by a premium rechargeable lithium-ion battery pack, easily topped up via a standard USB-C cable in trucks, job trailers, or workshops.
-
🛑
100% License-Free Operation: Pre-configured out of the box with standard FRS channels. Ready for instant team deployment with zero regulatory licensing applications or recurring fees.
Technical Specifications
| Specification | Detail |
|---|---|
| Core RF Operational Architecture | |
| Transmit (TX) Frequency Range | 462.5625 — 467.7125 MHz (Dedicated FRS Channels) |
| Receive (RX) Frequency Range | 462.5625 — 467.7125 MHz (Dedicated FRS Channels) |
| Memory Channel Capacity | 22 FRS Channels (Pre-configured out of the box) |
| Channel Spacing / Bandwidth | 12.5 kHz (Narrowband Fixed FRS Mandate) |
| RF & Transmitter Performance | |
| RF Power Output | Full Legal FRS Limit (Max 2W on Channels 1-7 & 15-22 / 0.5W on 8-14) |
| Frequency Stability | ±2.5 ppm |
| Receiver Sensitivity | ≤ 0.20 µV (12dB SINAD) |
| Audio & Signaling Diagnostics | |
| Audio Output Power | 500 mW internal speaker at <5% distortion |
| Privacy Signalling Support | CTCSS (Continuous Tone Coded Squelch) & DCS (Digital Coded Squelch) |
| Chassis & Environmental Resilience | |
| Chassis Construction | Impact-Resistant High-Density Polymer Core |
| Display Engineering | Shatter-Resistant Protective Backlit Frame Screen |
| Environmental Rating | Dust & Splash Resistant for Industrial Construction Environments |
| Power & Battery Infrastructure | |
| Battery Pack Type | 7.4V Rechargeable 2000mAh Lithium-Ion (Li-ion) Pack |
| Charging Port | Integrated USB Type-C Interface (On-Chassis/Cradle) |
| Fulfillment Inclusions | RB48 Radio, Li-ion Battery, Heavy-Duty Belt Clip, Charging Cable, User Manual |
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