Assistant announced the launch of the AS-5421 Surf smartphone in 2017. The manufacturer is offering the Assistant AS-5421 Surf phone with 5 inches display, Spreadtrum SC7731G chipset, 1 GB of RAM and 8 GB of internal storage.
The Assistant AS-5421 Surf comes with Android OS v6.0 (Marshmallow) out of the box, and a Li-Po 1700 mAh battery. The 5 inches phone comes with IPS display (540 x 960 px). The IPS display provides enhanced features, such as optimal viewing angles, color accuracy, invariable color reproduction and better power consumption.
Assistant AS-5421 Surf specifications
| Brand | Assistant |
|---|---|
| Name | AS-5421 Surf |
| Model | AS-5421 |
| Release date | 2017 |
Body
The dimensions of this Assistant phone are average (5.75 x 2.87 x 0.37 inches).
| Dimensions | 5.75 x 2.87 x 0.37 inches |
|---|---|
| Colors | black, blue, gold |
| SIM type | Micro SIM |
System
The Assistant AS-5421 Surf comes with Android OS v6.0 (Marshmallow) out of the box, but it is upgradable to the next OS.
| OS version | Android OS v6.0 (Marshmallow) |
|---|---|
| SoC | Spreadtrum SC7731G |
| CPU | Quad-core 1.3 GHz Cortex-A7 |
| GPU | Mali-400 MP2 |
Display
The size of AS-5421 Surf screen is measured diagonally, from corner to corner. The 5 inches IPS display of Assistant AS-5421 Surf with 540 x 960 px resolution is multitouch capable.
| Display type | IPS |
|---|---|
| Screen size | 5 inches |
| Resolution | 540 x 960 px |
| Multitouch support | yes |
Memory
The internal memory of Assistant AS-5421 Surf (1 GB) cannot be expanded, but the internal storage (8 GB) can be expanded with a compatible microSD card.
| RAM | 1 GB |
|---|---|
| Internal storage | 8 GB |
| Memory card slot | microSD |
Camera
The camera of the AS-5421 Surf is equipped with autofocus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. Very few Android cameras come without autofocus.
| Selfie camera | 2 MP |
|---|---|
| Main camera | 5 MP, 2592 x 1944 px, autofocus |
| Flash | LED |
Connectivity
The Assistant AS-5421 Surf doesn't support 4G/LTE networks. This phone has a built-in GPS. GPS is a highly accurate navigation system using signals from satellites to determine a location on the Earth's surface, irrespective of weather conditions. Most phones have a GPS unit on board. The AS-5421 Surf phone has built-in FM radio. The built-in FM Radio is great for listening to your favorite radio station.
| GSM 2G bands | 850 / 900 / 1800 / 1900 |
|---|---|
| Network coverage | 2G / 3G |
| Wi-Fi | Wi-Fi 802.11 b/g/n |
| Bluetooth | v4.0, A2DP |
| GPS | A-GPS |
| NFC | no |
| FM radio | yes |
| USB | microUSB 2.0 |
| Headphone | 3.5 mm jack |
Battery
The Li-Po 1700 mAh battery gives the smartphone a good battery backup. The lithium polymer (Li-Po) battery is a thin, light-weight, rechargeable battery. No periodic discharge is needed and charging can be done at random. The battery of AS-5421 Surf is removable. You can simply buy a new piece from the open market and interchange it easily by yourself.
| Type | Li-Po 1700 mAh |
|---|
Features
Smartphones today come with a wealth of sensors to facilitate a better user experience. The accelerometer is a sensor that measures the tilting motion and orientation of the phone. This Assistant phones comes with proximity sensor. This proximity sensor detects how close the phone is to an outside object, such as your ear. The Dual SIM capability of Assistant AS-5421 Surf phone is ideal for businesses wishing to provide staff with a mobile device that can offer separate numbers and bills for both personal and business use. This smartphone doesn't support fast charging technology.
| Sensors | accelerometer, light, proximity |
|---|---|
| Specials | Dual SIM |
The specifications above are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Assistant AS-5421 Surf, then don’t hesitate and signal the problem to us.
Assistant AS-5421 Surf pictures
Please let us know if you find incorrect information or something isn't working, or if you have a suggestion for improvement. Our e-mail address is webmaster@phone42.com.