Philips CD1401B Cordless telephone. Multi handset capability: Up to 4 handsets. Volume control: Volume Control up/down. Phonebook capacity: 20 numbers. Display: Numerical TN, Display resolution: n.a., Display number of colours: Monochrome. Base dimensions: 114 x 107 x 81 mm, Handset dimensions: 48 x 24 x 160 mm