Cobra MT645 Review | Is It Worth It?

Walkie-talkies are very common for outdoor activities due to their strong signal. Most of these radios have great features such as impact resistance and waterproof, making them more preferred to a smartphone. While smartphones can be a better choice due to their portability, their signal strength can be affected if you are in a remote area. Are you planning an outdoor adventure? Make a walkie-talkie part of your survival gears.

Cobra MT645

If you are looking for a simple walkie-talkie with a strong signal of up to 8kms, Cobra mt645 can be your best choice. While it is neither waterproof nor impact resistance like other walkie-talkies, it is great for communication distance range.

Are you still unsure whether this is a great radio for you? This review is prepared to assist you in making informed decisions. It examines this product in terms of its unique features, user feedback, pros and cons, and a conclusion.


Features of Cobra MT645

Here is a list of the main features of Cobra MT645:

Features & Specs:
  • Large-sized: It measures about 28×19.5×9.5cms. While it is still a single handheld device, it is large compared to others.
  • Lightweight: It weighs 98gms only. This feature makes it portable and hence suitable for outdoor adventures.
  • Long-range communication: It has a strong signal of up to 8kms.  This is a unique feature as other walkie–talkies have a short distance range.
  • Six AA rechargeable batteries: When your batteries run out of charge, instead of disposing of them, they can be recharged.
  • It has numerous channels: It has eight channels for users to choose from. The front panel push-button provides easy access to all the channels.
  • Two-way radio:
  • Scan: This feature allows the users to easily scan their devices for channels, privacy code with a channel, or DCS codes to pinpoint conversation in progress.
  • USB interface: This feature allows the users to stop relying on sockets’ availability. It is possible to charge it from your car, a laptop, or any other available charging device.
  • VOX function: This feature allows the users to communicate without pressing PTT effectively.
  • elt clip: You do not have to keep holding your device by the hand even when not in use. With this feature, you can easily clip it on the side. It will remain safely kept, and you can take it whenever you want to.
  • Busy key lock channel: While you are no a call, you are not afraid of experiencing interferences from another transmission on the same frequency. This feature blocks signals from receiving other active frequency transmissions around that area.
  • Auto squelch: This feature automatically shuts off weak transmissions or block unwanted noise resulting from distance rage constraints or terrain. Thus, it guarantees the user a clear calling experience.
  • Micro-USB charging cable: This allows the user to charge the device from a car or a laptop. As such, one does not have to rely on the availability of a socket.
  • License-free: Most of the walkie-talkies in the market require licensing before using them. However, in this case, after programming your channels, you can go right ahead and use them with no problems with the authorities.
  • Multilingual manual: It comes with a clear and concise manual that instructs the user on the best way to have their device running. It is usually written in more than one language to ensure all customers’ needs are addressed.
  • PMR MT645: This feature gives the users an alternative to the available channels.
  • 121 privacy codes: This feature protects your device against an authorized third party from accessing your information. One will be required to bypass all those 11 codes to gain access known to the owner.
  • Offers five selectable call alert tones: The user can choose the most preferred tone for their devices.
  • Hands–free operation: It is a single-hand-held device allowing the user to operate it with one hand.
  • It has a beep: This works only in reception and not after transmission.

Here you can check a good comparison video of MT645 and Motorola TLKR T8 (by HandyRadio):

What Do Users Say About Cobra MT645?

After setting up the privacy channels, it is easy to use. It is, therefore, suitable for camping, cruising, and other outdoor activities in areas where phone signal quality is poor. It has long-lasting batteries. On normal usage, they can last between three to four days without recharging them. This is excellent because if you are lost or did not carry a USB cable, you have ample time to find help. Generally, it works great.

It provides the users with a long communication distance range of up to 8kms. This makes it the best fit not only for adventures but also for searching. Its potential to keep power up to three days is a clear indication that it consumes little power. It has a power-saving mode while switched off. This is unlike other walkie-talkies that continue to consume power even when not in use.

It has high-security measures against a third party. It has 38 CTCSS security codes and 83 DCS codes, making it challenging for unauthorized persons to bypass it. Rechargeable batteries are an added advantage as they can be recharged by a USB cable or NI-MH battery charger.

Other users have ascertained its convenience, robust, good reception, normal AA batteries that can be recharged using a USB cable. One gets to feel the full value for their money. Generally, most users find this device an excellent choice.

On the centrally, others feel that the device is useless as it arrived with no batteries and instruction manual. While the manual states the signal quality is excellent, users have a different viewpoint. The signal was unacceptably poor, it did not work even after opening the car windows, and the communicators were not even more than 20m apart. Also, the battery life span is in question. Some users found that on standby mode, it could only last for a day. Also, there were issues with voice clarity. Users experienced a lot of parallel noise interferences.

Pros and Cons

Pros
  • Quite portable: It is lightweight as it weighs about 98g, making it easy to carry around.
  • Easy to operate and does not require licensing: Immediately after programming your channels, it is ready for use. This is unlike other walkie-talkies that require licensing to be allowed to operate in that area.
  • Six AA rechargeable batteries: This reduces the cost of buying batteries every time they run out of charge.
  • Belt clip: This provides the user with the belt’s safe keeping while not in use.
  • Supports long-distance communication: This device supports up to 8km of communication signal strength. As such, users who are within this distant range can communicate with each other without any interference.
  • Comes with a micro-USB charging cable: This provides the user with some reliance level as it can be charged without relying on socket availability.
  • High-security level: It has 121 security codes that make it challenging for a third party to access your information without your permission.
  • Allows clear communication without interferences from other frequencies: The busy key lock channel feature blocks other signals from transmitting through the same frequency.
Cons
  • It has few channels: While other walkie-talkies have one hundred plus channels, Cobra mt645 offers only eight channels for users to choose from.
  • The batteries run out fast: This is contrary to the user manual, which claims to take up to three days without recharging.
  • Not waterproof or dustproof: While most radios have this feature, it is unfortunate that this does not have.

Conclusion

Our rating: 4.2 / 5

If you are looking for a long-range communicator, this device might be the best choice for you. The manufactures claim to support 8km distance communication. While some users have put it into question, it is essential to test before venturing into your outdoor activities. Its portability and license-free nature make this device more attractive than others. While it has numerous benefits, it is essential to consider its shortcoming to avoid unexpected disappointments.


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