Alternate color or configuration shown EPOS IMPACT SC 638 EPOS IMPACT SC 638. Product type: Headset. Connectivity technology: Wired. Recommended usage: Calls/Music. Headphone frequency: 50 - 12000 Hz. Cable length: 39.4" (1 m). Weight: 2.08 oz (59 g). Product color: Black, Silver Manufacturer: EPOS SKU: 6021813 Manufacturer part number: 1000580 GTIN: 4044155204964 MSRP: $179.00 Price: $132.90 Qty: Add to cart Custom wishlist OK Add to wishlist Add to compare list Email a friend Premium, wired, single-sided headset optimized for use with high impedance/narrowband desk phones. Designed for contact center and office professionals requiring outstanding sound performance, durability and exceptional wearing comfort. Easy to store and portablePersonalize the fitProtect your hearingGet peace of mind Overview Specifications Contact Us Premium, wired, single-sided headset optimized for use with high impedance/narrowband desk phones. Designed for contact center and office professionals requiring outstanding sound performance, durability and exceptional wearing comfort. Easy to store and portablePersonalize the fitProtect your hearingGet peace of mind Products specifications Attribute name Attribute value Master (outer) case length 24.2" Master (outer) case height 7.28" Material Leatherette, Plastic Weight 2.08 oz Headset Type Monaural Volume Control Button Cable Length 39.4" Recommended usage Calls/Music Magnet type Neodymium Control type Buttons USB connectivity N Bluetooth N 3.5 mm connector N Master (outer) case weight 10.4 lbs Master (outer) case width 16.7" Harmonized System (HS) code 85183000 Wearing style Head-band Microphone type Boom Headphone frequency 50 - 12000 Hz Microphone frequency 150 - 6800 Hz Headphone sensitivity 110 dB Noise-canceling Y Acoustic system Open Noise reduction Y Microphone mute Yes Rechargeable battery No Safety sheet Yes Hearing protection technologies EPOS ActiveGard Driver type Dynamic Pouch Yes Ear pads Yes Adjustable volume Yes Warranty period 3 year(s) Microphone noise-canceling Yes Noise canceling Yes Technical details Product color Black, Silver Packaging data Package weight 6.24 oz Package depth 8.07" Package width 2.75" Package height 6.1" Ports & interfaces Connectivity technology Wired Operational conditions Operating temperature (T-T) 5 - 45 °C Storage temperature (T-T) -20 - 70 °C Operating relative humidity (H-H) 20 - 85 % Storage relative humidity (H-H) 10 - 95 % Features Impedance 200 Ω Product type Headset Cable color Black Other features Quantity 1 Quick start guide Yes Logistics data Shipping (inner) case weight 6.24 oz Shipping (inner) case width 6.1" Shipping (inner) case length 8.07" Shipping (inner) case height 2.36" Quantity per master (outer) case 20 pc(s) Headphones Ear coupling Supraaural Microphone Microphone direction type Unidirectional Product tags (51242)