Ulefone S1

General Information

• Colors:
• Gold, Black

Network/Bearer

• Technology:
• GSM / HSPA

• 2G bands:
• GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2

• 3G bands:
• HSDPA 900 / 2100

• Speed:
• HSPA 21.1/5.76 Mbps

Launch

• Announced:
• 2018, August

• Status:
• Available. Released 2018, August

Physical Specifications

• Dimensions:
• 148.6 x 70.7 x 9.6 mm (5.85 x 2.78 x 0.38 in)

• Weight:
• 183 g (6.46 oz)

• SIM:
• Hybrid Dual SIM (Nano-SIM, dual stand-by)

Display

• Type:
• IPS LCD capacitive touchscreen, 16M colors

• Size:
• 5.5 inches, 78.1 cm2 (~74.3% screen-to-body ratio)

• Resolution:
• 480 x 960 pixels, 18:9 ratio (~195 ppi density)

Platform

• OS:
• Android 8.1 Oreo (Go edition)

• Chipset:
• Mediatek MT6580 (28nm)

• CPU:
• Quad-core 1.3 GHz Cortex-A7

• GPU:
• Mali-400

Memory

• Card slot:
• microSDXC (uses shared SIM slot)

• Internal:
• 8GB 1GB RAM

Main Camera

• Dual:
• 5 MP, f/2.2, (wide), AF, 5 MP

• Features:
• LED flash, HDR

• Video:
• 720p@30fps

Selfie Camera

• Single:
• 2 MP

Sound

• Loudspeaker:
• Yes

• 3.5mm jack:
• Yes

Connectivity

• WLAN:
• Wi-Fi 802.11 b/g/n, hotspot

• Bluetooth:
• 4.0, A2DP

• GPS:
• Yes, with A-GPS

• Radio:
• Stereo FM radio, RDS, recording

• USB:
• microUSB 2.0

Features

• Sensors:
• Accelerometer, proximity

• Messaging:
• SMS(threaded view), MMS, Email, Push Email, IM

• Browser:
• HTML5

Battery

• Browser:
• HTML5, Non-removable Li-Po 3000 mAh battery