TANNOY Mercury M20 2 ways, 2 speaker bass-reflex scheme, and a bookshelf type

Method 2 ways, 2 speaker bass-reflex scheme, and a bookshelf type
Use unit For low-pass: 20cm cone type (2068G)
High-frequency: 2.5cm dome (0218)
Frequency characteristic 55Hz ~ 20kHz ± 3dB
Third harmonic distortion Less than 1% (90dBSPL)
Output sound pressure level 90dB / W / m
Permissible input 100W (1kHz peak)
Nominal impedance 8Ω
Crossover frequency 3kHz
Enclosure volume 19L
External dimensions 480 × depth 225mm height width 265 ×
Weight 5.5kghttp://audio-heritage.jp/TANNOY/speaker/mercurym20.html

Отличное состояние.
Чуть-чуть подмят один уголок сзади (см. фото ниже с отметкой).
Соседние серийные номера.