Retevis RT81 Long Range UHF Digital Radio 6pcs with Six-Way Charger for Sale

Retevis RT81 is a long range digital radio. UHF two way radios are ideal for city use. This bundle includes all the necessary accessories to get you started with clear and reliable communication. 

Main features of RT81

Long Range DMR Radios

Retevis RT81, which features the DMR mode and high power, is an excellent long range two-way radio for business communication, schooling, and logistics.

Dual-Time Slot

The upgraded RT81 DMR walkie-talkie is a dual-time slot digital radio. Connect with the repeater that has a time slot easily, and you may set the same frequencies but with different time slots. Offers more frequencies.

IP67 waterproof

Able to do a good job of adapting to bad weather (rain and snow) and harsh environments (water and dust) and other environments.

High Power

The maximum power can reach 10W, while the high gain antenna can provide stronger signal transmission and penetration ability. This allows you to have higher quality communication.

Digital Communication

The sound quality of digital radio can be better compared to analog walkie-talkie to keep loud and clear, and keep good sound quality until the end of the coverage area.

Digital Encryption

Secure communications are an essential requirement, especially for public safety applications, RT81 is equipped with 10-bit key data encryption, walkie talkie prevents eavesdropping and avoids interference to ensure secure communication.

Sturdy Body

In the security process, it often happens that the walkie-talkie falls down by running. Therefore, there are certain requirements for the fall resistance of the walkie talkie. A robust shell with stronger protection against falls and earthquakes is more durable.

Private/Group Call

For security, it is necessary to communicate. The walkie-talkie supports individual and group call with ID, by setting the frequency, time slot, etc. to meet complex communication requirements.

Fast and Convenient Charging

We provide a 6-way multi-unit charger and six single charging bases. Your RT81 DMR radio can be charged separately according to the needs of each person.

Six Advantages of DMR

DMR technology offers six benefits, including doubling the capacity of existing licensed channels, backward compatibility with legacy systems, longer battery life, and increased energy efficiency that improves working efficiency, extends walkie talkie life, and reduces equipment replacement costs.

Digital radios offer many advantages, including: better voice quality; wider coverage; longer battery life and greater safety; in addition, they are often compatible with analog radios

All Call/Group Call
Allows you to talk to other people at the same time, even if they are not on the same channel

2200mAh rechargeable battery

long run times are no problem; 15 hours in analog mode; 25 hours in digital mode. Out-of-the-box; 16 channels pre-programmed with CTCSS/DCS to minimize unnecessary transmissions.

FAQ on Retevis RT81 Long Range DMR Handheld Radio

Question 1: What is the range of Retevis RT81?

Answer 1: RT81 long range DMR radio can reach 3 miles under ideal conditions. But the actual range may be affected by factors like the terrain, obstacles, weather, etc.

Question 2: Is the encryption of RT81 compatible with other radios?

Answer 2: Besides RT81 DMR radio itself, RT81's encryption can also be compatible with the encryption of the old version RT50 Waterproof DMR Two Way Radio (10 keys).

Question 3: Can RT81 work with RT29?

Answer 3: Yes, RT81 DMR digital 2-way radio can work with the RT29 long range analog two way radio in the analog mode. If you want the RT81 to work with the RT29, please ensure they have the same frequency and CTCSS/DCS in the analog mode.

Question 4: What's the benefit of the Dual Time Slot?

Answer 4: RT81 handheld DMR radio supports the Dual Time Slot, which allows two signals to share the same channel at the same time. One on Time Slot 1 and one on Time Slot 2. They do not interfere with each other and improve frequency usage efficiency, which is especially important in areas with busy communications.