Lot of 8 as shown or make offer on other quantity. Cleaning out the warehouse, condition unknown parts units. Were originally part of a high end wireless mic system. See our other listings for sony wireless components.We would guess, Most probably work, one looks to be missing RF connector. SEE ALL PICTURES PLEASE and then you decide if you can use them. ONLY WHAT IS SHOWN IS INCLUDED! The item "8 PARTS Vintage Sony WP-27 5 UHF POWER AMPLIFIER Wireless mic boost 938-952 MHZ" is in sale since Tuesday, May 19, 2020. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Microphones & Wireless Systems". The seller is "bigavsound" and is located in Owego, New York. This item can be shipped worldwide.