Check the listing for details. DSP Technology Averaging Memory Module Model # 4101 PI. Condition: Used. Listed at 199.99 USD. Ebay Listing Form -----------------------------------We have 1000's of Industrial/Laboratory equipment & parts items--See the categories on the left below----------------------------- DSP Technology Averaging Memory Module Model # 4101 FEATURES: Model Number # 4101 Manufactured By DSP Technologies ~2 lbs, 13 by 9 by 3/4 inches raw CONDITION: Condition looks to be in excellent condition. Not tested and no chassis or documentation so sold as-is only. CA# 2830 NOTES: packing & shipping is very costly... used & parts-- don't buy if... understand item condition... you can make an offer... international is super costly & slow.. combined shipping... anything electrical-more restrictions. can't schedule shipping without... delivery takes time... query & purchase response time.. we make a mistake now & then...