have to sell a lot of Amplifers/AV YAMAHA ,SONY ,AKAI,Technics,harman ?

have to sell a lot of s: Yamaha DSP-A595 AV very good powerful power amplifier with 8 omh 100 watts per channel 5:1 or 4 stereo surrond sound great 120f price .Sony STR AV -310 8 omh 2: 47 watts price 50 f PIONEER Sa -130 power 8omh 2: 35 watts price 35f AKAI AA-R21L pretty CLASSICS pointer is left and right channel stereo power LED 2: 45 watts price 40 f harman / kardon HK 6150 Good power amplifier English Firms 2:50 watts price 50 Technics SA-A540 5. 1 POWER 100 WATTS SURROND CHANNEL IN THE PRICE. TEAC AG -790 years 2011 power 8 omh 2:100watts very good Amplifier price 120 f