Acer Tempo is the first windows mobile smartphone series developed by the Acer Inc. This is the first line from the company introduced since it acquired phone manufacturer E-TEN. The handset was officially presented during the 2009 Mobile World Congress.[1] The range includes four different models.
Acer Tempo X960 is the first Tempo Smartphone released in May 2009. It comes with 2.8in VGA touch screen, HSDPA 3G, Wi-Fi, 3.0Mp camera, A-GPS http.[2]
Acer Tempo F900 is a Windows Mobile Professional handset released September 2009. It comes with 3.8 inch touch screen Wi-Fi, HSDPA, GPS and WiFi connectivity.[3]
Acer Tempo M900 is the third handset of the quartet launched by the company. It comes with a QWERTY slideout keyboard and 3.8” WVGA touch screen [4] and it comes equipped with GPS, Fingerprint scanner, FM Radio and a 5-megapixel autofocus camera with flash.
Acer Tempo DX900 is Acer's smartphone designed for a business use.[5] It is the world’s first Dual-SIM Smartphone to support both 3.5G (HSDPA) and 2.75G (EDGE) SIM cards. It comes with 2.8in VGA touch screen, 3.0 megapixel autofocus camera, GPS, Wi-Fi and HSDPA 3G