HP250 presents precise and rich bass, and excellent vocal sound. These closed-back headphones combine excellent 
sound with an advantageous price/performance ratio, making them the best practical choice for a music lover and 
artist. 
The self-adjusting headband construction, soft artificial leather ear cushions, and low weight ensure a perfect fit. 
Powerful 40 mm (1.6 inch) speakers deliver supremely natural, uncolored sound. When listening to music, you can 
expect 
comfort and sound accuracy from your HP250 headphones.

- Precise and detailed sound significantly enhances your listening experience
- High efficiency and wide dynamic range
- Solid construction allows for twisting and use as a single earphone
- Self-adjusting headband for a good fit and maximum comfort
- Single-sided, straight cable
- Carrying pouch included
- Outstanding quality and value
- Environmentally friendly packaging

Type: Dynamic, closed back
Driver: 40mm, neodymium
Sensitivity: 98dB SPL (1mW) at 1KHz
Frequency response: 20-20,000Hz
Maximum power: 200 mW
Total Harmonic Distortion: <0,25% @1kHz/1V
Cable/connector: 2 meters, mini stereo jack. 6.3mm stereo jack adapter included
Headphone pressure: Approx. 4.5N
Includes: Headphone carrying bag pouch
Net weight: 185g

Superlux HD681 EVO WHITE

HD681EVO
Professional Monitoring Level Headphones
The best-selling model HD681 is a high quality headphone with rich bass, 
crystal clear high resolution and accurate sound field positioning. 
Now the new HD681 EVO upgraded version has a completely new, 
more slender shape and an improved smoother, more neutral, treble tone. 
The HD681 EVO easily meets the requirements of stage and studio professionals 
for a high-quality sound in monitoring headphones.

Type: Dynamic, Semi-open 
Driver: ø50 mm, neodymium 
Sensitivity: 98 dB SPL (1mW) 
Frequency Response: 10-30,000 Hz 
Maximum Power: 300 mW 
Rated Impedance: 32  (copper-coated aluminum wire) 
Earpad: Leatherette 
Headphone Caliper Pressure: 3.5 N 
Cable: Detachable 1-meter(3.3 ft.) & 3-meter (9.8 ft.) 
straight, single-sided; plugin cable on headphones(mini stereo connector) 
Connectors: Gold plated stereo mini plug 
Net Weight (without cable): 265 g (9.3 oz) 

Furnished Accessories 
• 1-meter straight cable 
• 3-meter straight cable 
• Cable clip 
• Gold-coated 3.5 mm to 6.3-mm stereo adapter 
• Soft carrying pouch 

Optional Replacement Part 
EPK681 EVO-L leatherette ear pad kit 
EPK681 EVO-V velvet ear pad kit (Includes a pair of ear pads and a pair of foam disks)

New styling and more slender design, plus an improved smoother, more neutral, treble tone
50 mm large-diaphragm speaker unit to reproduce accurate sound and large dynamic 
Semi-open acoustic design 
Aural design provides natural sound, able to maintain a comfortable feel during prolonged use 
Self-adjusting headband provides the best fit 
Detachable, single side cable 
Optional two colors: black and white