GoGear TravelSpeak 10004 for Nokia 5100 & 6100 Series Cell Phones Portable hands-free car kit for safety on the road For Nokia 5110, 5120, 5160, 5190, 6110, 6120, 6160, 6190 cell phones Built-in microphone and speaker with volume control Includes VisorMic clip-on microphone for sun visor or lapel Fits 12-volt car power outlet, charges cell phone battery