System for interfacing with an audio player, and method of manufacturing same

A system for interfacing with an audio player, the system comprising:

• a housing comprising a first connector;
• a transmission device comprising a second connector capable of removable engagement with the first connector, the second connector is further capable of removable engagement with the audio player;
• a power interface electrically connected to the housing;
• and
• an audio interface electrically connected to the housing and removably coupleable to the audio player,
• wherein:
• the transmission device is configured to wirelessly transmit signals;
• the transmission device is configured to receive the signals generated by the audio player when the audio interface is connected to the audio player and when the first connector of the housing is directly connected to the second connector of the transmission device;
• and
• the transmission device is further configured to receive the signals generated by the audio player when the second connector of the transmission device is directly connected to the audio player without using the audio interface and the first connector.