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All orders are processed within 1-3 business days after we receive your full payment, excluding weekends and holidays.
As soon as your order is ready, we’ll update the tracking number and inform you of the information. We highly recommend that you register as a Retevis Member here. If the item you ordered is temporarily out of stock, our customer service team will reach out to you. You can choose to wait until the item is back in stock or cancel your order.
Your order will be shipped from China. Also, we have a warehouse in Canada. Therefore, your orders may be shipped from China or Canada Warehouse depending on the availability of the product in our inventory.
Retevis RT21 license free handheld 2-way radio has a stylish appearance and a comfortable feel. The shell is sturdy, wear-resistant, and not easy to scratch. This walkie talkie is suitable for schools, retail stores, warehouses, docks, construction sites, tourism, logistics, factories, etc.
With a longer antenna design, the Retevis RT21 license free walkie talkie has a longer range in the same environment. Whether in the school, retail, hotel, hospital, construction, or manufacturing industry, RT21 two way radio can provide a clear and stable signal transmission.
The six-unit multi-charger can charge up to six radios or batteries simultaneously, so you don't have to bring many desktop chargers.
The built-in 1100 mAh battery can be used continuously for 10–12 hours, takes about 3 hours to fully charge, and is on standby for more than 72 hours.
The body is made of durable materials, can withstand shock and vibration in harsh environments, and can be used for a long time to save corporate communication costs.
Retevis RT21 FRS radio features a high quality speaker and mic, which can provide you clear sound with no statics. You can transmit or receive excellent and loud, never miss a message even in noisy environment.
Question 1: Can Retevis RT21 be used with RT22 mini walkie talkie?
Answer 1: Both Retevis RT22 and RT21 two way radios are FRS radios with 16 channels, they can communicate with each other on the same channel and CTCSS/DCS.
Question 2: Are Retevis RT21 waterproof?
Answer 2: RT21 is only life-water-resistant. (Life-water-resistant is suitable for daily use, it can handle water droplets and raindrops, but not immersion). However, we have many portable waterproof walkie talkies, such as Retevis RT47 and RT49P IP67 waterproof walkie talkies.
Question 3: What is the range of Retevis RT21?
Answer 3: Retevis RT21 FRS 2-way radio ranges from 0.5 to 2.5 miles, depending on the condition of the terrain. It can reach an extended range in an open field and other areas with no obstructions at all. While in the city, it somehow has a restricted range due to interference, such as buildings and infrastructures.
Question 4: Does the RT21 have voice scrambling?
Answer 4: Yes, Retevis RT21 two way radio has a scramble function. There are 1-8 scramble types to choose from in the channel information. And you can set different scramble types in different channels, which will ensure your communication security.
Specification | |
Frequency Range | FRS |
Power | 2W |
Channel Capacity | 16 |
Battery Capacity | Li-ion 1100mAh |
Working Voltage | DC 3.7V |
Working Temperature | -10 °C~50 °C |
Antenna Impedance | 50 Ω |
Weight (with battery) | 195g |
Size | 225×54×30 mm |
Receiver | |
Sensitivity | ≤0.2μV |
Occupied Bandwidth | ≤16KHz |
Selectivity | ≥65dB |
Intermediation | ≥55dB |
Audio Power | 1W |
Audio Distortion | ≤5% |
Frequency Stability | 5ppm |
Current | 80mA(when standby)220mA(when working) |
Audio Response | +7~-12.5dB |
Transmitter | |
Modulation Mode | 16KFΦ3E |
Spurious Radiation | ≤7.5μW |
Modulation Noise | ≤40dB |
Modulation Distortion | ≤5% |
Frequency Stability | 5ppm |
Maximum Deviation | ≤±5KHz |
Current | ≤2300mA |
Audio Response(300-3000Hz) | +6.5~-14dB |
Adjacent Ch. Power | ≥65dB |
Intermediation Sensitivity | 8~12mV |
Emergency Alarm
Scan Function
Busy Channel Lock
TOT (Time-out Timer)
Squelch Function
VOX Function
High/ Low Power Selectable
CTCSS&DCS Encode/Decode
Battery Save Function
English/Chinese Voice Prompt
Low Battery Prompt
Power Protection Function
Wide/Narrow Bandwidth Selection (25 KHz/12.5KHz)
High Quality, Strong Shell, Strong Sense Of Texture
All orders are processed within 1-3 business days after we receive your full payment, excluding weekends and holidays.
As soon as your order is ready, we’ll update the tracking number and inform you of the information. We highly recommend that you register as a Retevis Member here. If the item you ordered is temporarily out of stock, our customer service team will reach out to you. You can choose to wait until the item is back in stock or cancel your order.
Your order will be shipped from China. Also, we have a warehouse in Canada. Therefore, your orders may be shipped from China or Canada Warehouse depending on the availability of the product in our inventory.
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