The Huawei G5510 is a Dual SIM (GSM + GSM) mobile phone in a candy bar form factor. This handset comes with standby feature which lets you switch between the SIM cards as per your choice. The 3G network supporting Huawei phone is powered by a 650 MHz processor that allows for multitasking. This Huawei phone is also loaded with 512 MB of RAM.This Dual SIM device from Huawei has a 2.4-inch TFT LCD screen with a QVGA resolution of 320 x 240 pixels. Weighing just 90 g, the U5510 has dimensions of 49.5 x 115 x 13.2 mm.