Retevis RB21 Zello Walkie Talkie Phones, 4G LTE Long Range Smartphone with GPS, Bluetooth, Wi-Fi, IP54 Water Resistant Network Radios with 1G+8G, 2.4 Inches Screen(2 Pack) by Amazon.co.uk

Price last update: 26/07/2025
  • Retevis RB21 is a full-featured network walkie talkie; which enables unlimited range calls across the country through access to 2G/3G/4G networks
  • The network walkie talkie can support major operators such as vodafone / T-Mobile / Telefonica / O2 / e-Plus; by purchasing a SIM card; you could keep the walkie talkie unimpeded wherever there is a network signal
  • The network walkie talkie has Wi-Fi and bluetooth functions; if you don\u2019t want to buy a SIM card; you can also connect to Wi-Fi to achieve intercommunication; you can use this method at work in a hotel or at home
  • With GPS positioning function; support software such as Zello; RB21 can help you communicate well with your companions when you travel outside
  • 1G+8G memory; dual card dual standby; 2.4-inch touch screen; making RB21 have walkie talkie function and major functions of mobile phone; an walkie talkie like the mobile phone
  • IP54 water resistant rating; excellent waterproof; dust-proof and drop-proof performance
  • 2800mAh rechargeable Li-on battery; USB charging port; excellent battery performance; you don\u2019t worry about low battery power whether you are going out to play or work

    Description

    Introducing the Retevis RB21, a powerful and innovative smartphone that merges walkie talkie functionality with the capabilities of a mobile device. This 4G LTE long-range network radio comes in a pack of 2 and offers exceptional performance, durability, and connectivity options. With its striking black design, RB21 is sure to turn heads while providing an unparalleled communication experience.

    Key Features:

    1. Advanced Communication: Retevis RB21 offers unlimited range calls across the country through access to 2G/3G/4G networks. The device features Zello integration, allowing users to communicate like never before. Additionally, the built-in walkie talkie function and major mobile phone capabilities make communication with friends, family, or colleagues a breeze.
    2. Extraordinary Battery Life: The 2800mAh rechargeable Li-on battery in RB21 ensures that users never have to worry about low battery power. With a USB charging port and excellent battery performance, this smartphone can keep up with even the most demanding users.
    3. IP54 Water Resistant Rating: The IP54 water resistant rating makes Retevis RB21 an extremely durable device. Its dust-proof, drop-proof, and excellent waterproof characteristics ensure that the device remains in top condition even in challenging environments.
    4. 1G+8G Memory Capacity: With a dual card dual standby function and a massive 1G+8G memory capacity, Retevis RB21 offers ample storage for all your favourite media files, photos, apps, and more. The device\'s impressive memory also ensures seamless performance even with multiple applications running simultaneously.
    5. Wi-Fi and Bluetooth Connectivity: RB21 comes with built-in Wi-Fi and Bluetooth capabilities that allow users to connect to wireless networks or pair the device with other compatible devices, such as speakers or headphones. This functionality further expands the smartphone\'s versatility and usability in various settings.
    6. 2.4-Inch Touchscreen Display: The RB21 boasts a generous 2.4-inch touch screen that offers an immersive user experience. With its walkie talkie like mobile phone capabilities, users can access their preferred applications, browse the web, and enjoy multimedia content on this stunning display.
    7. GPS Positioning Function: The RB21 features a built-in GPS positioning function that allows users to navigate through unfamiliar territories with ease. Additionally, this device supports software such as Zello, enhancing its walkie talkie capabilities for those who travel frequently or work in remote locations.
    8. Network Operator Compatibility: The network walkie talkie supports major operators such as Vodafone, T-Mobile, Telefonica, O2, and e-Plus, among others. By purchasing a SIM card, users can keep the device unimpeded while roaming across the country or internationally.
    9. Unique Design: The stylish black design of Retevis RB21 sets it apart from other smartphones in the market. With its innovative walkie talkie functionality and full-featured mobile phone capabilities, this device is truly one of a kind.

    Retevis RB21 Zello Walkie Talkie Phones are an incredible addition to anyone\'s mobile devices arsenal. Boasting exceptional communication capabilities, advanced battery technology, and durable water resistance, these network walkie talkies are designed to withstand even the toughest conditions. With features such as Wi-Fi, Bluetooth, GPS positioning, and support for major operators worldwide, RB21 offers users an unparalleled experience that seamlessly blends walkie talkie functionality with mobile phone capabilities. Order your 2-pack of Retevis RB21 Zello Walkie Talkie Phones today and revolutionize the way you communicate!

    Product information

      • Brand:Retevis
      • Colour:Black
      • Number of channels:16
      • Age range (description):Adult
      • Tuner technology:RB21
      • Voltage:3.7 Volts
      • Water resistance level:Not Water Resistant
      • Item dimensions L x W x H:6 x 2.1 x 13.5 centimetres
      • Number of batteries:2 Lithium Ion batteries required. (included)
      • Included components:2 x Belt Clip, 2 x Hand Strap, 2 x 2800mAh Battery, 2 x USB Charging Cable, 2 x RB21 Network Walkie Talkies

      Related products to Retevis RB21 Zello Walkie Talkie Phones, 4G LTE Long Range Smartphone with GPS, Bluetooth, Wi-Fi, IP54 Water Resistant Network Radios with 1G+8G, 2.4 Inches Screen(2 Pack):

      Retevis RB21 Zello Walkie Talkie Phones, 4G LTE Long Range Smartphone with GPS, Bluetooth, Wi-Fi, IP54 Water Resistant Network Radios with 1G+8G, 2.4 Inches Screen(2 Pack)
      Retevis RB21 Zello Walkie Talkie Phones, 4G LTE Long Range Smartphone with GPS, Bluetooth, Wi-Fi, IP54 Water Resistant Network Radios with 1G+8G, 2.4 Inches Screen(2 Pack) by Amazon.co.uk
      Price last update: 26/07/2025