| Brand | Sony | Sennheiser |
| Model No | WH-CH720N | MOMENTUM Free |
| Wired / Wireless | Wireless Headphone Specification | Wireless Headphone Specification |
| Headphone Type | Over Ear | In Ear Canal |
| |
| Magnet Type | Dynamic | Dynamic |
| Driver Diameter | 30 mm | 10 mm |
| Impedance | 325/31 ohm | 28 ohm |
| Sensitivity | 108 dB/mW | 112 dB |
| Frequency Response | 7 Hz - 20,000 Hz | 15 Hz - 22000 Hz |
| Maximum Power Input | DC 5 V | 10 mW |
| Noise Cancelling | Ambient NC | Active |
| |
| Wireless Technology | Bluetooth | Bluetooth |
| Bluetooth Version | 5.2 | 4.2 |
| Compatible Profiles | All Bluetooth Devices | All Bluetooth Devices |
| Supported Codecs | A2DP, AVRCP, HFP, HSP, SBC, AAC | A2DP + AVRCP + HSP + HFP + Apt-X ® + Apt-X ® LL + AAC + SBC |
| Battery Type | Lithium-ion Batteries | Lithium-ion Polymer Batteries |
| Bluetooth Range | 10 Meters | 10 Meters |
| Battery Life | 35 Hours NC ON
50 Hours NC OFF. | 6 Hours |
| Charging Time | 3.5 Hours | 1.5 Hours |
| |
| Available Colors | Black, White, Blue | Black |
| Connector Plating | 3.5 Gold-Plated L-Shaped Stereo Mini Plug | NA |
| Cable | USB Type-C Charging Cable | USB Charging Cable |
| Weight | 192 Gm | 17 gm |
| Other Features | Super comfortable and lightweight design.
All-day listening with up to 35 hours of battery life.
High sound quality and well-balanced sound tuning.
Sony’s lightest Wireless Noise-cancelling headband ever.
Easy and clear hands-free calling and voice assistant with wake word.
Multi-Point Connection helps to pair with two Bluetooth devices at the same time.
DSEEâ„¢ restores high-frequency sound and fine fade-out sound lost in compression.
Noise Cancelling with Dual Noise Sensor technology and the Integrated Processor V1.
Up to 50-hour battery life with quick charging. 3 min charge for up to 1 hour of playback.
Crystal clear hands-free calling and voice assistant with Precise Voice Pickup technology.
Adjustable Ambient Sound mode and Adaptive Sound control features tailors sound to suit the environment around you.
Take noise cancelling to the next level with Sony’s Integrated Processor V1,so you can fully immerse yourself in the music. | Signature Sennheiser Sound.
Cutting-edge Wireless Technology.
The battery lasts for six long hours of listening pleasure.
A premium product in every detail the momentum free features custom machined stainless steel in-ear sound tunnels that channel the sound from its high-quality dynamic speaker system lossless into the ear.
Bluetooth 4.2, AAC codec support and Qualcomm apt-X support ensures crystal clear wireless transmission in true hi-fi sound.
It communicates seamlessly with your mobile device thanks to a three-button remote and high-quality in-line microphone between the earpieces.
Battery Specification: Built-in Rechargeable Lithium-ion Polymer (~85mAh) with more than 500 charges. |
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