Everything from exterior refreshes, including the creation of a new saran net, to the unit, attenuator, and network has been fully maintained! This is JBL's masterpiece monitor speaker 4312A that continues from generation to generation. The mid-low range with JBL's original punch is outstanding. The energetic and clear bass makes you hear a slightly different sound from current JBL speakers (Kobayashi Hitoshi)
Maintenance information: 2026.3.30 maintenance completed (enclosure polishing, oil/wax coating, baffle painting, new saran net creation, woofer maintenance: cone paper coating, center cap dent repair on one side, midmaintenance: cone paper coating, frame polishing, tweeter maintenance: one-sided disconnection repair, grill dent repair, network maintenance: frequency characteristic check/ATT cleaning/terminal cleaning)
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex crossover 1.1 kHz, 4.2 kHz impedance 8 Ω output sound pressure level 93 dB W362 x H597 x D298 mm 20 kg