Front View
Each device has a touch display and different keys (some of which have LEDs). You can operate it using the keys or touch controls.
Keys and LEDs on the basic unit
1. Touch display
2. housing LED
3. Dedicated function keys
4. Directional pad and OK
5. Delete, Home and Back
6. Proximity sensor, Brightness sensor
7. Keypad
a. Microphone
b. Hold
c. Transfer
d. plus
e. Headset
f. Loudspeaker
g. minus
h. Redialling
i. Messages
Keys and LEDs on the key extension module
a. Function keys (10x on each side)
b. control rocker