DMR Digital Explosion-Proof Two-way Radio

Q1: What is the difference between a walkie-talkie and a two-way radio?
A1: Technically, a walkie-talkie is a type of two-way radio—specifically, a handheld one. Two-way radio is the broader term, referring to any device that can both transmit and receive radio signals. These can be handheld, mobile (in vehicles), or fixed-base units. Walkie-talkie refers to portable, handheld two-way radios, typically with a built-in speaker and microphone for on-the-go communication. In everyday use, the terms are often used interchangeably—but "two-way radio" includes more than just walkie-talkies.

Q2: Can two-way radios work without internet or cell signal?
A2: Yes, two-way radios can work without internet or a cell signal. They use radio frequencies to communicate directly between devices, making them ideal for remote areas, emergencies, or locations with no network coverage. No SIM card, data plan, or Wi-Fi is needed. Just turn them on, set the same channel, and talk.

Q3: Is it legal to use a two-way radio?
A3: It depends on the type of radio and your country’s regulations.

• License-free radios (like FRS in the U.S. or PMR446 in Europe) are generally legal for personal or business use.
• High-power or professional radios (like GMRS, UHF/VHF) may require a license or registration.

Always check your local laws or communications authority (e.g., FCC in the U.S., OFCOM in the U.K.) before using a two-way radio, especially for business or long-range use.

Tips: What is DMR two-way radio?

A DMR (Digital Mobile Radio) two-way radio is a type of digital communication device that allows users to transmit and receive voice or data over radio frequencies. It follows an international standard for digital radios, offering better clarity, range, and features than traditional analog radios.

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What is covered?

SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.

What is not covered?

• Product purchased from anyone other than a SISCO store or a SISCO authorized reseller.
• Expendable parts.
• Routine cleaning or normal cosmetic and mechanical wear.
• Damage from misuse, abuse or neglect.
• Damage from use of parts other than SISCO approved.
• Damage from use outside the product’s usage or storage parameters.
• Damage from use of parts not sold by SISCO.
• Damage from modification or incorporation into other products.
• Damage from repair or replacement of warranted parts by a service provider other than a SISCO authorized service provider.
• Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.