General characteristics Ericsson CA638 Band: GSM 1900 Type: telephone Enclosure type: classic Design: removable panels Type of SIM card: plain The number of SIM-cards: 1 Weight: 151 g Dimensions (WxHxT): 49x130x28 mm Screen Ericsson CA638 Screen type: monochrome Image size: the number of rows to 3 Calls Ericsson CA638 Ringtones type: ordinary Vibrating alert: no Ringtone editor: yes Communication Ericsson CA638 Internet access: no Memory and processor Ericsson CA638 Number of cores: 1 Memory card slot: no Message Ericsson CA638 Additional features SMS: message templates Power Ericsson CA638 Battery type: NiMH Talk time: 3 h Standby time: 40 h Other functions Ericsson CA638 Management: voice tags Automatic redial: yes Encoding modes sound HR, FR, EFR: yes Phonebook and organizer Ericsson CA638 Notebook in the office of the: 97 rooms Organizer: calculator Additional information Ericsson CA638 Features: Speakerphone sold separately. Discontinued: Yes https://mobilespecs.net/phone/Ericsson/Ericsson_CA638.html