1. Aarthi Balachander Daniel Jiang Drew Schuster Ryne Rayburn

2. Hardware Narrative Key factors: portable, good sound quality Base Station Main Components 5 V Power supply, 3.3 V voltage regulator for microcontroller Line-in jack Audio Codec Microphone HM 2007 Voice Recognition Microcontroller LCD Volume Up, Volume Down, Mute, Power Buttons

3. Hardware Narrative cont… Remote Station 12 V power supply, 3.3 and 5 V voltage regulators Microcontroller Audio Codec Class D amplifier Internal Speakers Line-out jack for external speakers

4. Microcontroller JN5148 Microcontroller interfaces with: Audio Codec Digital Audio Interface, compatible with I2S interface, 8 MHz clock range to transmit audio at a fast rate LCD (Base station only) SPI Interface, slave device, 16 MHz clock HM 2007 Voice Recognition (Base station only) I/O pins Volume Up, Volume Down, Mute, Power buttons (Base station only) I/O pins