Canon B640 Manuals

This document describes the specifications and features of a car audio MP3 CD player/radio. The audio system has a 12V DC power supply and a maximum output power of 50W×4 channels. The tone can be adjusted for bass and treble with a range of ±12dB at 100Hz and 10kHz respectively. It includes FM stereo radio and AM radio functions. The CD player features a sampling rate of over 8 times and a 1-bit DAC system. The product is manufactured by Panasonic Corporation in Taiwan.

This document is the electronic user's manual for FAXPHONE B640, providing a guide on how to use the product and explaining the terms and abbreviations used. It includes explanations for document, menu, numeric buttons, arrow buttons, etc. It also provides information on transaction numbers and energy efficiency.