Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: MP3/MP4/WMA Player & FM transmitter with 1GB Samsung flash memory built-in (1.8 Inch TFT Screen)
Product description: Solam MP4/WMA Player & FM transmitter is the best player of its kind. It has every possible feature of a regular MP3 player and even more. It comes with GM Multimedia Assistant (GMMA) software, which automatically converts VIDEO file types (AVI, MPG, RM(RMVB), ASF, ASX, WMV, MOV, QT) to AVM file format, AUDIO file types (WMA, AAC(m4a), CD, WAV, APE, WV, FLAC) to MP3 file format supported by this innovative product by Solam. You will enjoy the superior sound quality and stylish, sleek and elegant design.
Product feature: Supports multiple audio formats(MP1/MP2/MP3/MP4/WMA/ASF/WAV, 1GB internal memory can store up to 250 songs, Large Color 1.8-inch CSTN screen; SD Card Slot & USB Port, Built-in powerful polymer lithium battery; 18 languages supported
Product brand: Unknown
Target attributes: Battery Life
Answer: attribute: battery life
value: None
source: None