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Ericsson T28

1999–2000 · handheld

Specifications

Cpu: Undocumented proprietary Ericsson GSM baseband, clock speed not publicly confirmed
Ram: max: shared memory (soldered) · base: shared memory, not separately specified
Modem: GSM 900/1800 dual-band
Ports: Ericsson proprietary accessory connector (for the CHA-10 Chatboard) · IrDA infrared
Camera: No built-in camera
Battery: Removable Li-Polymer, 500 mAh, one of the first phones to ship with a Li-Po cell
Display: Monochrome LCD, 101x33 pixels
Storage: base: internal phonebook and message memory, capacity not publicly documented · options:
Release Price: approx. £300 at UK launch (1999)

Upgrade paths

battery

Standard removable 500 mAh Li-Polymer pack · Rear cover removes without tools for battery access.

EASY

other

CHA-10 Chatboard clip-on QWERTY keyboard · Clips onto the bottom of the phone for texting, one of the earliest mainstream add-on keyboard accessories.

~$30-50

EASY