CK250
with WIRED & WIRELESS CONTROLER 
  1)   Simple to use Bluetooth hands free car kit
  2)   Automatically connects to your phone when the car ignition is switched on
  3)   Can be wired to work through the car stereo speakers or with its own speaker
  4)   Automatically mutes radio when receiving an incoming call ( dependant on
         whether radio has mute function )
  5)   Last number redial
  6)   Voice recognition dialling
  7)   Volume up or down on hardwired dash mount controller or wireless steering
        controller
  8)  Roof mount microphone
  9)  Multi user,  pairing up to 4 phones
10)  Version 1.1 & 1.2 Bluetooth compliant
11)  12 or 24 volt

Saftey
The Bluetooth technology enables  you to make and receive calls
in safety, without ever touching  your mobile phone
HI FI COMFORT : ISO2. This package comes with ISO2 cable which is
suitable for cars that support both ISO connections and have the 
radio mute feature in their cars stereo system
Three different packages to maximize the sound output quality 
The  CK250 offers safe, easy to use, 
hands-free operation while driving
New legislation
Stay legal. In the UK, anyone caught using a mobile phone whilst driving
could face three points on their licence and a £60 fine.
Product Summary
Product Page 
STANDARD : SPEAKER. This package comes with external speaker.
This system is suitable for almost any 12/24v vehicle
BUSINESS : ISO1. This package comes with ISO1 cable with an audio
switch box. This is suitable for cars that do not have support for
either ISO connection or for cars that do not have the mute feature
in their cars stereo system.