supply of tms kit digital transmission measurement set. supply of transmission measuring set (tms kit) complete with tone generator and db meter having 470, 600 and 1120 ohm output impedance range, less than 2% distortion, more than 60 db degree of balance, transmission level of +10 dbm to -50 dbm in 10 db steps and +1 to -10 db continuous variable, accuracy +- 0.2 db, lcd digital panel meter, 3 & half digits display, rechargeable ni-mh battery, make anuvidhyut or aplab 0r pearl or equivalent. complete set with all connection lead & accessories accessories: (connection cables, test leads, user manual, carrying case).