This light weight smartphone at 98 grams is handy and seriously thin being just 11mm thick. It has a 3 inch TFT touchscreen exhibiting 256k colors and excellent viewing experience. It navigates via S Class UI and is equipped with accelerometer sensor for changing of wallpapers and songs etc. in a flip. LG GT400 comes with a stereo FM radio with RDS feature besides a good sounding MP4/MP3 media player and multiple gaming applications.
LG Viewty Smile has embedded an impeccable 5 MP camera which clicks pictures at 2592 x 1944 pixels resolution with its auto focus feature. The phone offers SMS, MMS and e-mail utilities with the distinct push e-mail. LG Viewty Smile also has the feature of using the pre-existing or downloaded MP3 files as ring tones on its own besides using alerts. Its speakerphone facilitates hands free calling. LG GT400 has an internal memory of 100 MB sufficient enough to store upto 1000 phonebook contacts and the dialled, received and missed calls data, besides a unique photo call feature. LG Viewty can expand its memory storage capacity to up to 16 GB via compatible microSD card embedded in the phone.
For connectivity, it has facility of class 10 GPRS and EDGE, offering 32-48 kbps and 236.8 kbps speed respectively along with Bluetooth v2.0 with A2DP and micro-USB connectivity. The incorporated HSDPA(3G) connection offers high speed internet browsing at 3.6 Mbps.