4G Smart Watch Phone, Android 11 MTK6739 Quad Core 3GB+32GB Smartwatch 2.64" Large Screen Men Watch 1200mAh Type-C Port

About this item

• [4G LTE Network & Built-in Nano SIM Slot] This 4g LTE smartwatch with nano sim slot supports independent 4G call function. Just plug in your Nano SIM card to make a call directly, no need to carry your mobile phone when exercising. And supports WiFi wireless fast Internetaccess, video call, text message, voice call and other functions. Support Band: GSM (2/3/5/8) + WCDMA (1/2/5/8) + TDS (B34/39) + FDD (B1/2/3/4/5/7/8/12/17/20/26/28/B66) + TDD (B38/39/40/41).
• {Large Screen Smartwatch for Men} This 2.64 inches large screen smartwatch that is detachable design and can be use as a mobile phone. it built in 480x480px Screen resolution. sensitive touch, smooth operation experience, smoothly play the apps you need. Bring a unique and innovative visual experience.
• [HD Dual Camera & GPS] HD dual camera and shooting 5.0MP front + 5.0MP side dual camera CMOS sensor, bright colors and details, Support photography, video, Whatsapp video chat, but also scan code payment, convenient travel. Built-in GPS positioning navigation. Real-time reception of GPS/GLONASS satellite signals,precise trajectory, independent positioning and navigation.
• [OS & Configuration] Runs on Android 11.0 OS, powered by high-performance MTK6739 Quad-core CPU. 3GB RAM+32GB ROM . And provide application stores to download applications. Hope ultimately deliver you a richer using experience.
• [Type-C Port & Long Lasting Battery] Smartwatch equipped with 1200mAh polymer lithium battery, coupled with a deeply optimized energy-saving system, eliminating the trouble of frequent charging. Smart watches help people to control their phone time and avoid missing important information. So as to better enjoy one's time.

• Description
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  Basic parameters
  Screen size: 2.64-inch HD screen
  Touch screen: Full touch screen
  Screen resolution: 480*480
  SIM card: Support single card
  System: Based on Android OS 11
  CPU: Quad core
  CPU Model: MTK6739
  Memory configuration: 3GB+32GB
  SIM card type: Nano
  Battery: Polymer lithium battery
  Battery capacity: 1200mAh
  Bluetooth: 4.2
  Wi-Fi: Wireless LAN
  WAP 2.0 is supported
  TypeC port charging, transfer files via USB
  GPS navigation: built-in GPS, support a-GPS
  Map : Support Google Maps,
  Sensors : Pedometer, G-sensor, Gyroscope
  Built-in mini camera
  HD dual camera: 5M pixels on the front and 5M pixels on the side
  Sensor type: CMOS
  Input Method: Handwritten
  Call function: Received + Dialed + Missed call
  Contacts: Business card-style storage
  SMS, Recording, Alarm, Timer, Calendar, WIFI, Bluetooth, Photography, Music & Video Playback, GPS Navigation, etc
  Video playback: Support mp4/3GP/rmvb/flv and other formats (download and install the player from the Android market)
  Audio playback: Support MP3/ACC/AMR/OGG/M4A/MID/WMA/FLAC/APE/AAC/WAV and other formats
  Graphic format: Support JPEG/PNG/GIF/BMP and other formats
  Network standard: GSM (2/3/5/8) + WCDMA (1/2/5/8) + TDS (B34/39) + FDD (B1/2/3/4/5/7/8/12/17/20/26/28/B66) + TDD (B38/39/40/41)
  Key type: Virtual QWERTY keyboard + 2 side buttons
  Body Color: Black
  Size: 58.2*52.7*14mm
  Weight: 70g
  Packing list: Watch x1, Data Cable x1, Instruction Manual x1, Box x1

Rainbuvvy is a vertically integrated smartwatch innovator based in China, operating both as the manufacturer behind global wearable brands and the creator of our own international smartwatch brand Rainbuvvy. With a dedicated team of 45+ engineers and industry specialists, we deliver OEM/ODM solutions, private label customization, and wholesale distribution for partners worldwide.

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Why Partner With Us?

Dual-Core Expertise
As both a brand owner and manufacturer, we understand market trends from dual perspectives:
Rainbuvvy Brand: Available on Amazon, eBay, Walmart.com, and regional e-commerce platforms across North America, Europe, and APAC.
B2B Solutions: 7+ years in R&D and bulk production of smartwatches with IP68/CE/FCC certifications.

Agile Customization
Negotiableunits for white-label orders with 45-day rapid turnaround
- Customizable hardware (watch faces, straps) & software (UI, health algorithms)
- Pre-loaded multi-language support for global markets

End-to-End Control
Ownership of the entire supply chain – from PCB design, mold development to quality assurance – ensures 30% faster prototyping and zero supply chain bottlenecks.

Data-Driven Innovation
Our Shenzhen-based lab continuously upgrades features based on 1.2M+ user data points collected from Rainbuvvy consumers, keeping your products ahead in:
▸ Health monitoring accuracy (heart rate, SpO2, sleep)
▸ Sports mode optimization (100+ activity profiles)
▸ Battery efficiency (up to 15 days per charge)

Global Footprint
• 20,000㎡ production facility with annual output of 800K+ units
• Serving 50+ distributors and brands across US, Germany, UAE, and Australia
• Warehouses in Los Angeles and Hamburg for faster regional delivery

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Your Next Step
Whether you're a startup seeking small-batch customization or an established retailer needing bulk supply, Rainbuvvy becomes your wearable tech arm.