A4 Android / HD 10 is the best Android phone, with the big 4.3 inch multi-touch screen, you can play android games, watch Youtube video, browse web easily. It support Google Android Market, there is more than 100,000 application for download, you almost can do anything with it.

Features of A4 / HD10 Android Phone

General
Model: A4 / HD10
Carrier: Unlocked
Phone Style: Bar, 4.3 inch multi-touch screen
Operating System: Android 2.2 OS
Processor: MTK MT6516

Display
Screen Size: 4.3" touchscreen
Display reulotion: WVGA screen, 480*800
Color Support: 160,000 colors
Screen Technology: Multi-touch Screen (Capacitive Touchscreen)

Camera
Camera Resulotion: 5.0 megapixel, auto focus, digital zoom

Connectivity
Connectivity Technology: GSM network
Network Band: GSM 850/900/1800/1900 MHz
Data Technology: GPRS
Bluetooth: Bluetooth 2.0
WLan: Wi-Fi IEEE 802.11 b/g
USB: USB 2.0
GPS: Built-in GPS chip

Features
Video Player: AVI、MP4、3GP、MOV、MKV、FLV
Audio Player: FLAC、APE、MP3、OGG、AMR、AAC
Image: JPG、PNG、BMP、GIF
Ringing Tones: Downloadable
Message: SMS, MMS, Email
Phone Book: More than 10000 contacts
Brower: HTML
Game: Downloadable, Google Market
Radio: FM Radio
G-sensor: Yes
Interface/Port: 3.5mm earphone jack / mini USB

Battery
Battery: Li-on battery
Standby Time: 120-150 hours

Memory
Built-in Memory: 512MB ROM / 256MB RAM,
Memory Card: Support microSD/microSDHC memory card, up to 32GB

Size

Dimensions: 127.5×65.5×9.9mm
Weight: 145g

What in package
1 * A4 / HD 10 Android Phone
2 * Batteries
1 * Travel Charger
1 * USB Data Cable
1 * Headphone
1 * Manual

Is this phone compatible with my SIM card?
1. This Unlocked cell phone is compatible with any GSM carriers like AT&T, T-Mobile, Vodafone, O2, Fido, Rogers etc. Just insert your SIM card and ready to go. Quad-band GSM cell phone compatible with GSM 850/900/1800/1900 MHz frequencies and GPRS/WAP data capabilities;
2. It will NOT work with CDMA carriers like Verizon Wireless, Alltel and Sprint;
3. It will NOT work with any 3G Network(WCDMA, UMTS/HSDPA).