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: JENSEN JTA-230S Turn Table
Product description: 3 speed stereo turntable with built-in speakers and speed adjustment : The JENSEN JTA-230 includes two built-in stereo speakers and an auxiliary input jack so you can play music from other devices like your tablet, MP3 player or other digital audio players right through the speakers. Also featured is direct MP3 encoding from the turntable or the auxiliary input jack right to your computer using the included USB cord and conversion software. The turntable speed can be fine-tuned with the pitch control and you can even attach this unit to your home music system using the RCA line-out jacks. Also included is a dust cover, tone control, stereo headphone jack, and auto stop switch. The unit operates on 120V AC power.
Product feature: Belt driven 3 speed stereo turntable 33/45/78 RPM with stereo speaker system and headphone jack, USB port with cable included for converting vinyl records to digital format with software included, Auxiliary input jack for connecting your iPod, MP3 or other digital audio players, Pitch control for adjusting the record speed, volume control and tone control, Power indicator, auto stop switch, dust cover and power: AC 120V and 60hz
Product brand: Jensen
Target attributes: Weight
Answer: attribute: weight
value: None
source: None