Home / Specs / JBL J33i JBL J33i Full Specifications Copy specs JBL J33i specsType: In-ear headphonesDriver size: 9.2mmFrequency response: 10Hz – 24KHzImpedance: 16 ohmsCable length: 1.3m (tangle-free)Noise isolationJBL J33i specificationsTypeIn-ear headphonesDriver size9.2mmFrequency response10Hz – 24KHzImpedance16 ohmsCable length1.3m (tangle-free)Noise isolation Related articles yugatech.com Apr 29, 2014 JBL J33i Quick Review Harman's JBL has been in the country for quite a while now… By Kevin Bruce Francisco Read → Compare JBL J33i with… JBL J33i vs JBL Charge 2+ JBL J33i vs JBL Extreme JBL J33i vs JBL Clip 2 JBL J33i vs JBL Pulse 4 JBL J33i vs JBL S200i JBL J33i vs JBL Pulse Related specifications JBL Charge 2+ 6,000mAh Li-ion polymer, 3.7V View specs → JBL Extreme View specs → JBL Clip 2 Battery type: Lithium-ion polymer (3.7V/730mAh) View specs → JBL Pulse 4 Transreducer: 2.25 inch · 7,260mAh battery View specs → JBL S200i View specs → JBL Pulse Battery: Polymer Li-ion 3.7V 4000mAh, 14.8Wh View specs →