How to Hard/Factory Reset | Bypass screen lock on Samsung GT-S5660M?

Overview

Samsung GT-S5660M runs on the processor 800MHz Qualcomm Snapdragon S1 MSM7227A with Single-core . It has internal memory 150MB and RAM (RAM) 278MB and supports microSD, up to 32 GB (dedicated slot), 2 GB included. This model also has 3.5mm jack, supports Bluetooth version 3.1, A2DP and GPS technology Yes, with A-GPS . The USB port supports microUSB 2.0 and Wi-Fi 802.11 b/g/n, hotspot. Its technical characteristics are also the screen size 3.2 inches (~48.0% screen-to-body ratio), the resolution 320 x 480 pixels (~180 ppi pixel density) and the type TFT capacitive touchscreen.

SpecificationSamsung GT-S5660MGalaxy Gio

Model and Features
Model	Samsung GT-S5660M
Series	Galaxy Gio
Release Date	March, 2011
Body Depth	12.2 mm (0.48 in)
Body Dimensions	110.5 x 57.5 mm (4.35 x 2.26 in)
Body Weight	102 g (3.60 oz)
OS	Android 2.2 (Froyo), upgradable to 2.3 (Gingerbread)
Hardware
CPU	800MHz Qualcomm Snapdragon S1 MSM7227A
CPU Cores	Single-core
RAM	278MB
Internal Memory	150MB
External Memory	microSD, up to 32 GB (dedicated slot), 2 GB included
Network and Data
SIM	1 Mini-SIM
2G bands	GSM 850/1900MHz
3G bands	HSDPA 850/2100MHz
4G bands	-
5G bands	-
Technology Data	GPRS/EDGE
Display
Screen size	3.2 inches (~48.0% screen-to-body ratio)
Type	TFT capacitive touchscreen
Resolution	320 x 480 pixels (~180 ppi pixel density)
Colors	16M colors
Battery and Keyboard
Battery	Removable Li-Ion 1350 mAh
Physical keyboard	-
Interfaces
Audio output	3.5mm jack
Bluetooth	version 3.1, A2DP
DLNA	-
GPS	Yes, with A-GPS
Infrared port	-
NFC	-
USB	microUSB 2.0
WLAN	Wi-Fi 802.11 b/g/n, hotspot