Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Pyramid CDR33D AM/FM Receiver and Auto-Loading CD Player with Analog CFD Point Display
Product description: CD player with analog CFD display.
Product feature: Am/Fm 2-Band Radio, Auto-Loading Cd Player, Analog Cfd Pointer Display with Led Counter Display, Detachable Front Panel, Rotary Tuning Control
Product brand: Pyramid
Target attributes: Installation
Answer: attribute: installation
value: None
source: None