Tesla is selling a microphone for in-car karaoke, but only in China – TechCrunch is selling a new accessory: a microphone for in-car karaoke. The TeslaMic is only available in China for the time being. The company introduced it amid the rollout of a Chinese New Year software update, which adds a karaoke platform called Leishi KTV to infotainment systems. The microphone automatically pairs with the infotainment system, according to Tesla. The TeslaMic comes in a pack of two, so it could come in handy if you ever feel like parking somewhere with a date and belting out some duets....