Siemens AL175 Duo. Phonebook capacity: 40 entries. Display: semigraphical, Display number of colours: Monochrome, Backlight colour: Amber. Base dimensions: 124 x 56 x 124 mm, Handset dimensions: 49 x 31 x 147 mm. Battery type: AAA, Talk time: 25 h, Standby time: 210 h