This offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
Look up onEarly Boss DS-1 from 1982, Made in Japan with the black label and the TA7136AP op amp, the version players chase for its smoother, more open distortion than later units.The classic DS-1 sound that has been on countless records: tight, aggressive distortion with a wide-sweeping Tone control. Great in front of a clean amp or pushing an already dirty one.Controls: Tone, Level, DistCondition: Good. Fully tested and working. This one has been played: heavy paint wear and chipping along all the edges and on the footswitch cover, some old sticker residue on one side and general grime on the bottom plate (see photos). Knobs, jacks and footswitch all work as they should. A genuine road-worn vintage piece.Year: 1982 (black label, Made in Japan, TA7136AP)Power: 9V battery or Boss-style 9V DC center negative adapter.Included: Boss DS-1 Distortion. No box included.

If you had an Unicorn Account you could see a chart with the price development of this module and the average price asked for this module.
About the Unicorn AccountDisclaimer: Modules listed for sale on the ModularGrid Marketplace are offered explicitly by their respective owners. ModularGrid is not affiliated to the sellers and takes no legal responsibility in any transaction. The internet is a rough place and fraudulent behavior can occur. Always prefer having Buyer Protection when you make a purchase using PayPal. Don't use Friends & Family unless the seller is your friend or family!