The Grado Signature S750 expands the brand’s celebrated headphone collection with a refined blend of performance, craftsmanship, and musical accuracy. Designed for discerning listeners who appreciate exceptional detail and clarity, the S750 carries forward Grado’s iconic design philosophy while introducing a listening experience focused on precision and engagement.

Grado S750 Signature Series Headphones:

Type:
Open-Air Dynamic Headphones

Driver:
Driver Type: Dynamic, S2 50mm driver
Diaphragm: Carbon fiber and paper composite
Voice Coil: Copper-plated aluminum

Performance:
Frequency Response: 6 Hz – 46 kHz 
Total Harmonic Distortion (THD): <0.2% @ 100 dB SPL 
Sound Pressure Level (SPL): 115 dB / 1mW 
Impedance: 38 ohms 
Driver Matching Tolerance: ±0.5 dB 

Cushions:
Type: Grado B Cushion (new, flat-profile design)
Features: Shortened driver-to-ear distance, eight airflow slits for wider soundstage, reduced listening fatigue 
Compatibility: Compatible with all current Grado wired headphones 

Cable:
Type: Signature Gold 12-conductor braided, detachable 
Length: 1.8 m (6 ft.) 
Headphone Connection: 4-pin balanced mini XLR (per earcup) 
Source Connection: 6.35 mm (1/4″) single-ended plug 

Construction:
Housing: All-aluminum, handcrafted in Brooklyn, NY 
Headband: Leather, narrower design with 50% more padding than previous models 
Gimbals: Engraved aluminum alloy 
Height Rods: Stainless steel 
Earcup Rotation: Limited to 105° for durability 

General:
Weight: 460 g 
Operating Principle: Open Air 
Accessories: Signature Gold braided detachable cable (6.3mm terminated), B Cushion earpads