Nokia Talk voice guidance Simple clickwheel control Digital signal processing The Nokia CK-100 Bluetooth Car Kit is easy to install and can be connected through your vehicle's speakers for great audio quality. It uses a remote control to answer and end calls or adjust call volume. The Nokia CK100's Talk guidance system lets you know when your phone is paired, and prompts you for calls using voice dial. DSP noise cancellation technology helps cancel out unwanted background noise, and the CK-100 automatically mutes your radio for incoming calls (some vehicles may require an additional ISO mute lead.) Specifications of the Nokia CK-100 Clickwheel button Voice dialing Nokia chargers with 2mm charging connector Charges your phone while you're in the car (2mm connector) Uses car speakers; integrated mute relays and ISO harness support Car radio mute (additional lead may be required depending on your vehicle) DSP noise reduction and echo cancellation Nokia Talk with voice prompts for user guidance Music streaming Up to 8 Paired devices (one at a time) Sales package contents HF-22W Interface Box CU-11 Input Device CA-135 ISO Cable MP-2 Microphone CA-134 Charging Cable PCU-4 Power Cable SP-3 Speaker User guide