CAT B35 Dual SIM Phone

The CAT B35 Dual SIM phone is an unlocked Rugged 4G dual SIM Android phone. This mobile works worldwide and enables you to use two different SIM cards at once. 2 year manufacturers guarantee.

• International rugged 4G phone, it works practically everywhere including Japan and South Korea
• Unlocked so you can use any SIM cards inside
• Excellent battery 2400 mAh which compares better to iPhone 8
• Expandable memory up to 128GB via micro SD card
• Drop proof up to 1.8 metres, waterproof up to 1.2 metres for 35 minutes

Delivery Info
Out of stock
CAT B35 Dual SIM Phone


Features of the CAT B35 4G Dual SIM Android phone

Dual SIM
The CAT B35 is an international dual SIM phone that is unlocked. Access your personal SIM and WorldSIM travel SIM card on one phone - no need to carry two phones, or having to switch SIM cards when you travel.

Works Worldwide
Perfect for travellers and hikers, the CAT B35 world phone is 4G so you can use it anywhere with fast download speed.  CAT B35 Dual SIM phone is drop proof up to 1.8 metres and is reinforced with strengthened die cast frame. 

Up To 128GB External Storage
The CAT B35 Dual SIM phone has a micro SD card slot that supports up to 128GB so you can keep all your files, music and movies on it.

Blog post: 10 Reasons why you need a dual SIM phone

What's Included?

CAT B35 Dual SIM Phone Technical Specifications

  • Spreadtrum processor
  • OS Proprietary 
  • GSM (850, 900, 1800, 1900MHz)
  • 3G (900/2100MHz)
  • 2.0 inch QCIG 176*220 px 
  • 2300 mAh Battery Capacity, 30 days standable, 12 hrs talk time
  • 118*54*16 mm size
  • 105g weight
  • FM Radio
  • Safety Flash light
  • 32 MB RAM with 128 ROM
  • 2 MP front and rear
  • Supports Bluetooth, GPRS
  • Supports Micro SD card up to 128 GB
  • Games
  • Stereo Bluetooth earphone
  • Handsfree
  • Music Player


Drop proof

This rugged looking dual SIM phone is tough and drop proof up to 1.8 metres.


This international phone has a front and rear facing camera 2.0 MP with video capture

Bluetooth connectivity

Bluetooth and GPRS.


Use this dual SIM phone anywhere in the world as its 3G. B35 comes preloaded with the Google Assistant, Google Maps, Google Search and YouTube, and other apps are easily accessible from the KaiStore, such as Facebook, Twitter, and WhatsApp (network depen

Spreadtrum 7701

The CAT B35 Dual SIM phone has a Spreadtrum 7701 processor


The CAT B35 supports up to 126 GB Micro SD card (not included) so you can store all your music on it. In addition it has an FM radio built in.


Great size for travelling as it can easily fit in your pocket. The 2.0" display is 176*220 px with shatterproof technology.

Dual SIM

There are two standard size SIM card slots on the CAT B35 so you can use two any SIM cards simultaneously.

What people are saying about WorldSIM

Read about what people think about us, our service and our products


Read our Award Winning Travel Blog

Discover unique destinations, read about the best travel apps and smart money saving tips

5 Expensive travel mistakes you are probably making
5 Places You Have Never Heard of But Will Want To Go To When You Read This
Work Professional Travel Accessories
8 Ways to get fit with a smartwatch
No Smart Phone Benefits of using Simple Dual SIM Phones on your Travels


Get Special Offers to your inbox

Payment methods:

Payment Methods