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fullspecs
Specification
Price
Rs.4,459.00
Rs.4,400.00
Brand
Sony
Beyerdynamic
Model No
MDR-EX31BN
MMX 102 IE
Wired / Wireless
Earphone Specification
Earphone Specification
Headphone Type
In Ear Canal
In Ear Canal
Magnet Type
Neodymium
Neodymium
Driver Diameter
13.5mm
NA
Impedance
16 ohm (1KHz)
23 Ohms
Sensitivity
105 dB/mW
104 dB/mW
Frequency Response
20 - 20,000Hz
10 Hz - 23000 Hz
Maximum Power Input
NA
NA
Noise Cancelling
Yes
NA
Available Colors
Black, White, Blue, Red, Green
Black, White
Connector Plating
3.5 mm Gold Plated Jack
3.5 mm Gold Plated Jack
Cable
40cm cord
1.2 m
Weight
Approx 34g
13 g
Other Features
- Wireless Stereo Dynamic In-Ear Headset
- 13.5mm high sensitivity driver
- Hybrid silicone rubber earbuds (S,M,L) supplied fitting and long-term wearing comfort
- Bluetooth Power Class2, Noise Cancelling set

Bluetooth
- Output :- Bluetooth power class2
- Maximum Communication Range :- Line of sight approx. 30ft (10m)
- Frequency Band :- 2.4GHz band (2.4000GHz-2.4835GHz)

Microphone
- Unit/Type :- Electret Condenser
- Directivity :- Omnidirectional Microphone
- Frequency Range :- 100Hz - 4,000Hz

General
- Type :- Closed, dynamic
- Power Source / Battery Type :- Built-in Li-ion Rechargeable Battery
- Battery Life :- (NC ON) Approx. 9.0 Hours, (NC OFF) Approx. 10.5 Hours
- Battery Charging Time :- Approx. 2.5 Hours
- Impressive sound due to neodymium HD acoustic drivers
- Powerful and precise bass response
- Remote control with high-quality hands-free microphone
- Compatible with portable devices with mini jack socket (3.5 mm)
- Supplied with 3 pairs of ear tips in different sizes, cable clip,
- VoIP adapter and case with a quick acting closure
- High-quality hands-free microphone
- High-resolution, crystal clear sound
- Fascinating bass
- HD Neodymium acoustic transducer
- Refined lightweight metal housing

Top Differences

  • Noise Cancelling: Yes vs NA
  • Driver Size: 13.5mm vs NA
  • Weight: Approx 34g vs 13 g
  • Impedance: 16 ohm (1KHz) Vs 23 Ohms