B15 - Mobile Phone NUU Mobile - Free user manual and instructions
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| Product Type | Mobile Phone |
| Brand | NUU Mobile |
| Model | B15 |
| Dimensions | 153 x 72 x 9 mm |
| Weight | 180 g |
| Display | 5.5 inch IPS LCD, 720 x 1440 pixels |
| Processor | Quad-core 1.3 GHz |
| RAM | 2 GB |
| Internal Storage | 16 GB, expandable via microSD |
| Battery | Li-Ion 3000 mAh, removable |
| Operating System | Android 10 (Go edition) |
| Rear Camera | 8 MP with autofocus and LED flash |
| Front Camera | 5 MP |
| Connectivity | Wi-Fi 802.11 b/g/n, Bluetooth 4.2, GPS |
| SIM Card | Dual SIM (Nano-SIM, dual stand-by) |
| Sensors | Accelerometer, proximity |
| Water Resistance | IPX2 splash resistant |
| Charging Port | Micro USB 2.0 |
| Headphone Jack | 3.5 mm |
| Maintenance | Keep device dry and clean; use a soft cloth for cleaning. |
| Safety | Avoid exposure to extreme temperatures; use only approved chargers. |
| Spare Parts & Repairability | Battery and display can be replaced by a professional; other parts not user-serviceable. |
| General Information | Manufacturer: NUU Mobile; Model number: B15; Year of release: 2020. |
Frequently Asked Questions - B15 NUU Mobile
How can I replace the battery on the NUU Mobile B15?
The battery is removable. Turn off the phone, remove the back cover, and gently lift the battery out. Install the new battery and replace the cover.
What is the screen resolution of the B15?
The B15 features a 5.5-inch display with a resolution of 720 x 1440 pixels, providing clear visuals for everyday use.
Does the NUU Mobile B15 support 4G LTE?
Yes, the B15 supports 4G LTE networks for fast mobile data connectivity.
How can I expand the storage on my B15?
The phone has a microSD card slot that supports cards up to 128 GB, allowing you to expand the internal storage.
Is the NUU Mobile B15 water resistant?
The B15 has an IPX2 rating, meaning it is splash resistant but not fully waterproof. Avoid submersion in water.
What Android version is installed on the B15?
The device runs Android 10 (Go edition), optimized for entry-level hardware to ensure smooth performance.
How do I perform a factory reset on the B15?
Go to Settings > System > Reset options > Erase all data (factory reset). Confirm and the phone will reset to factory settings.
Can I use two SIM cards simultaneously?
Yes, the B15 has dual SIM slots (both Nano-SIM) and supports dual stand-by, allowing you to use two numbers.
What should I do if the touchscreen becomes unresponsive?
Try restarting the phone. If the issue persists, check for screen protector interference or perform a factory reset if necessary.
How long does the battery last on a full charge?
With a 3000 mAh battery, the B15 typically provides up to 12 hours of talk time and up to 300 hours of standby time, depending on usage.
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USER MANUAL B15 NUU Mobile
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Product information
Brand : NUU Mobile
Model : B15
Category : Mobile Phone