XS16 Pro MINI 4G Mini Smartphone 4.0 Inch Android 10.0 Face ID 4+128GB NFC

Description
Brand: RAINBUVVY
Model: XS16 Pro
Screen: 4.0 inches, 21:9, fully laminated color screen, multi-touch high-definition incell
Resolution: 400*960
Processor: MTK6762
CPU: Octa-core, 4*Corte-A53 2.0GHz + 4*Corte-A53 1.5GHz.
GPU: IMG GE8320 up to 650MHz”
Memory: 4GB
Memory: 128GB
Battery capacity: 2100mAh, charging 5V-2A
GPS: GPS, GLONASS, AGPS
Wi-Fi: Dual-band (2.4GHz/5GHz) single-stream 802.11 a/b/n/g
Camera pixels: 2 million pixels on the front, 5 million pixels on the rear
Video recording format/photo format: 3GP/MPEG-4/jpg
Video compression format: H.263/H.264/MPEG-4/DIVX4/DIVX5/DIVX6/DIVX hd/XVID
Flash support
Bluetooth: 5.0
NFC: support
Face recognition: support front camera
Charging: TYPE-C interface
Headphones: support TYPE-C
Infrared: Infrared remote control
OTG: support
BOX speaker: K-type BOX receiver and speaker two-in-one
Sensors: acceleration sensor, geomagnetism (compass), barometer
Mobile phone size: 116mm*49.3mm*13mm

Network:
GSM: 850/900/1800/1900;
WCDMA: B1/B5/B8;
CDMA: BC0;
TD-LTE: B34/B39/B40/B41
FDD-LTE: B1, B3, B5, B7, B8, B12, B20;

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.