

Sennheiser HD 660S2 Wired Over-Ear Headphones
Model: 700240








| Audio Connector to Source | 1 x 1/4" TRS Male 1 x 4.4 mm TRRRS Male |
|---|---|
| Cable Color | Black |
| Cable Length | 5.9' / 1.8 m (Straight Cable) |
| Audio Connector to Earpiece | 2 x 2-Pin Male |
| Cable Design | Y-Type, Straight, Detachable |
| Adapter (Included) | 1/8" / 3.5 mm TRS |
| Weight | 9.2 oz / 260 g |
|---|---|
| Material of Construction | Aluminum, Plastic, Steel, Velour |
| LED Indicator | No |
| Environmental Protection | None |
| Color | Black |
| Sensitivity | 104 dB SPL/V |
|---|---|
| Resonant Frequency | 70 Hz |
| Matching Tolerance | 1 dB |
| Maximum Sound Pressure Level (SPL) | 104 dB |
| Total Harmonic Distortion (THD) | 0.04% |
| Frequency Response | 8 Hz to 41.5 kHz |
| Box Dimensions (LxWxH) | 10.7 x 7.5 x 4.1" |
|---|---|
| Package Weight | 1.405 lb |
| Active Noise Cancellation | No |
|---|---|
| Voice Coil | Copper-Clad Aluminum Wire |
| Diaphragm | Aluminum |
| Driver Size | 1.5" / 38 mm |
| Driver Type | Dynamic |
| Foldable | No |
| Earpiece Connection / Wearing Style | Headband, Wired |
| Earpiece Swivel | No |
| Earpiece Design | Over-Ear (Circumaural), Open-Back |
| Full Remote OS Support | None |