Brand | Retevis |
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Manufacturer | Retevis |
Place of Business | Retevis |
Model | RB48 |
Tuner Technology | FRS |
Compatible Devices | FRS-compatible devices |
Special features | rugged and durable, shock-resistant, Heavy duty, IP67 Waterproof, license-free |
Mounting Hardware | Sling &Belt clip x4, Charging line x2, Two Way Radio(Li-ion battery) x4, Charger& User manual x2 |
Number of Items | 4 |
Voltage | 3.7 Volts |
Battery Average Life | 18 Hours |
Batteries included | Yes |
Batteries Required | Yes |
Battery Cell Composition | Lithium Ion |
Does it contain liquid? | No |
Includes rechargable battery | Yes |
Manufacturer | Retevis |
Item model number | RB48 |
Product Dimensions | 5.84 x 3.05 x 17.98 cm; 1.45 kg |
ASIN | B0C1VV58ML |
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Retevis RB48 Heavy Duty Walkie Talkies Long Range,IP67 Waterproof 2 Way Radios, Shock-Resistant, 2000 mAh, USB-C, with USB Charging Base, Emergency Alert,NOAA, Two Way Radio for Job Site (4 Pack)
Purchase options and add-ons
Brand | Retevis |
Colour | Yelllow |
Number of channels | 22 |
Special feature | rugged and durable, shock-resistant, Heavy duty, IP67 Waterproof, license-free |
Tuner technology | FRS |
Voltage | 3.7 Volts |
Water resistance level | Waterproof |
Number of batteries | 4 Lithium Ion batteries required. (included) |
Included components | Sling &Belt clip x4, Charging line x2, Two Way Radio(Li-ion battery) x4, Charger& User manual x2 See more |
Compatible devices | FRS-compatible devices |
About this item
- Heavy duty walkie-talkie; PC+TPE rubber material and screw-in battery; shock-resistant; can withstand 2-meter drop; stronger than ordinary portable FRS two-way radio; better withstand daily use and abuse
- IP67 waterproof and dustproof; high-grade protective shell cap prevents dust and water from entering; means the RB48 2-way radio can work in dust; dirt; rain and drops; ideal for hazardous locations such as construction sites
- Long battery life; 2000mAh lithium-ion high-capacity battery; 18 hours of continuous use; power saving function can extend battery life; with USB-C charging and USB charging dock; convenient charging anytime, anywhere
- Easy to operate; bright yellow design of the two-way radio housing; high visibility; can be quickly found in construction environments; easy-to-view LCD display visualizes key operations; optional Roger Beep confirms user transmission is complete
- Dual PTT buttons; oversized buttons on the front; even when wearing gloves; keypad lock function to avoid accidental channel changes when activated; reinforced back clip; not easy to fall off after prolonged use; not easy to break when bent; ideal for field use
Frequently bought together

Product information
Technical Details
Additional Information
Batteries | 4 Lithium Ion batteries required. (included) |
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Date First Available | April 8 2023 |
Customer Reviews |
4.7 out of 5 stars |
鶹 Rank |
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in this set of products- Retevis RB48 Walkie Talkies Long Range, IP67 Waterproof Walkie Talkies Long Range for Adults, Professional Heavy Duty Two Way Radio, Advanced Triple Proof, for Job Site Construction Warehouse(6 Packs)FREE Shipping by 鶹Get it by Wednesday, Jun 11Only 10 left in stock.
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Price | $219.99$219.99 | $359.99$359.99 | $179.99$179.99 | $169.99$169.99 | $114.99$114.99 | $499.99$499.99 |
Delivery | Get it by Monday, Jun 9 | Get it by Monday, Jun 9 | Get it by Monday, Jun 9 | Get it by Monday, Jun 9 | Get it by Monday, Jun 9 | Get it by Monday, Jun 9 |
Customer ratings | ||||||
Sold by | Retevis Direct | Retevis Direct | Retevis Direct | Retevis Direct | Retevis Direct | Zentech Canada |
talk range maximum | — | 322917 feet | 1.5 kilometer | — | 2 mile | 250000 feet |
number of channels | 22 | 22 | 22 | 16 | 22 | 22 |
frequency range | — | 462.55 – 462.725/467.5625 – 467.7125Mhz | 467.5625MHz, 462.725MHz | 300 MHz - 3 GHz | 462-467 MHz | 136-174 MHz, 450-470 MHz |
battery quantity | 4 lithium ion | 6 lithium ion | 12 aa | 2 lithium ion | 2 aaa, 2 lithium ion | 6 lithium polymer, 6 nonstandard battery |
tuner technology | FRS | — | FRS | UHF | FRS | UHF |
water resistance | waterproof | waterproof | waterproof | water resistant | waterproof | waterproof |
voltage | 3.7 volts | 3.7 volts | 3.6 volts of direct current | 7.4 volts | 3.7 volts | 3.7 volts |
IP rating | IP67 | IP67 | IP67 | IP67 | IP67 | IP67 |
battery average life | 18 hours | 20 hours | — | — | 18 hours | — |
Product Description

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Advanced Triple Proof
IP67 Waterproof
IP67 waterproof rating, withstand 1m depth water for 30 minutes.
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Advanced Triple Proof
0.1μm Dustproof
Passed 8-hour sealing test, against 0.1μm dense dust.
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Advanced Triple Proof
2 Meters Fallproof
PC and TPE material, passed 1000 2 meter drops without breaking.
Durable Design

Front Oversized PTT
- Double PTT design are suitable for different work needs, oversized buttons on the front, whether you wear gloves or put it on the table, you can easily push to talk.

100 Hours Standby
- Built-in 2000 mAh Li-ion battery can last 18 hours using once full charged, USB-C chargers and dual-charging base can meet different charging needs in construction.

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What models are compatible with RB48?
Talks with Retevis 22 channel FRS radio, such as RB47, RT27 etc.
Talks with Retevis 16 channel FRS radio on the 1-5 channels; such as RT22, RT68, RT68H, H777, H777H etc.
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Why is RB48 always in transmitting state?
Please don’t worry, this is because the VOX function is turned on on the walkie talkie. In the standby state of direct call mode, press the MENU key 4 times, VOX will be displayed on the screen, and the VOX level can be set.
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How to set the vibration reminder function?
In the standby state of direct call mode, press the MENU key 8 times, and the screen will display "U1"
Press Up or Down key to select ON and OFF
Press PTT key to save the current settings and exit the menu
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Why is the RB48 LCD display easily scratched?
Please don't worry, because there is a plastic protective film on the screen of RB48, you can tear it off and use RB48 walkie talkie normally.
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What earpieces are compatible with RB48 ?
RB48 equipped with a 2.5 mm audio jack that can be connected to the RB48 exclusive earpieces