Nintendo Wii Speak’s been priced in the UK. If you just want the mic you’ll be paying £25 and if you want the Animal Crossing Wii Speak bundle it will set you back £60. The microphone will let you use your internet connection to speak with other users who’ve shared their friend code with you.
Buy Wii Speak:
Buy – Official Wii Speak page
Buy – Animal Crossing City Folk and Wii Speak Microphone Bundle