In order to receive the reward, the decoder rat would have to rely on the cue transmitted from the encoder via the brain-to-brain interface.

BBC: One rat brain 'talks' to another using electronic link

In Prof Nicolelis' first experiment, the encoder rat got a bigger reward if the decoder also made the right choice, leading to two-way neural collaboration between the two rats.

CNN: Do telepathic rats advent biologic computers?

An upcoming one-way pager will be a relatively simple addition, as opposed to a planned MP3 and digital music encoder and decoder from Innogear.

CNN: module