Sony Ericsson T66

2001 · candybar

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 900/1800/1900 tri-band, no GPRS or EDGE (circuit-switched data and SMS only)
Ports: Proprietary charging and accessory connector (pre-Fastport era)
Camera: None (no built-in camera)
Battery: Removable NiMH battery, exact capacity and model code not publicly documented (rated approx. 150 h standby, 2 to 5 h talk time)
Display: Monochrome graphic display, 5 lines of text
Storage: base: shared internal memory (phonebook, call log entries), not expandable · options:

Variants

Revisions

T600T600Sony Ericsson rebrand of the same hardware sold in some markets after the October 2001 Sony/Ericsson joint venture merged the two brands.

Colors

Purple Passion2001 launch color

Silver Supreme2001 launch color, more common of the two finishes

Upgrade paths

battery

Same-spec removable NiMH pack (no BST code documented for this model) · Rear cover pops off for battery access, but pre-BST Ericsson-era NiMH packs are far scarcer in 2026 than the Li-Ion and Li-Polymer BST-series packs that followed.

~$20 (new-old-stock only, no longer manufactured)

MODERATE

storage

No memory card slot · Entry-level 2001 hardware, phonebook and call log live in fixed internal memory with no expansion path.

LOCKED