| Brand | Audio Technica | Sennheiser |
| Model No | ATH-CKS30TW+ | HD 350BT |
| Wired / Wireless | Wireless Headphone Specification | Wireless Headphone Specification |
| Headphone Type | In Ear | Over Ear |
| |
| Magnet Type | Dynamic | Dynamic |
| Driver Diameter | 9 mm | 32 mm |
| Impedance | 20 ohm | 490 ohm |
| Sensitivity | 110 dB/mW | 108 dB |
| Frequency Response | 5Hz - 20KHz | 18 Hz - 22000 Hz |
| Maximum Power Input | 10 mW | 12.6 mW |
| Noise Cancelling | CVC | Active / Passive |
| |
| Wireless Technology | Bluetooth | Bluetooth |
| Bluetooth Version | 5.1 | 5.0 |
| Compatible Profiles | All Bluetooth Devices | All Bluetooth Devices |
| Supported Codecs | AAC, SBC | A2DP, AVRCP, HSP, HFP, SBC, aptXâ„¢, aptXâ„¢ Low Latency, AAC |
| Battery Type | Lithium Polymer Batteries | Lithium Polymer Batteries |
| Bluetooth Range | 10 Meters | 10 Meters |
| Battery Life | 6.5 Hours | 30 Hours |
| Charging Time | 2.5 Hours | 2 Hours |
| |
| Available Colors | Black, Green, Grey | Black, White |
| Connector Plating | NA | NA |
| Cable | USB Type-C Charging Cable | USB Type C Charging Cable |
| Weight | 30 GM | 238 gm |
| Other Features | Automatic power-on when removed from the case.
Siri and Google Assistant support at the touch of a button for voice control.
Low latency mode to watch videos or play games with minimal sound delay.
Out of Range Alert and Product Locator for finding the earbuds’ last location.
Soundscape function via the A-T Connect App for improved focus or relaxation.
Turn noise-cancelling off to get up to 7.5 hours of use from each headphone or 20 hours of use with the charging case.
Multipoint pairing function to stay connected to two Bluetooth devices at once and re-pair easily through the A-T Connect App.
Adjustable touch sensor sensitivity to improve operation and adjustable volume steps to get the perfect listening comfort for your ears.
Up to 6.5 hours of use from each headphone when fully charged—even with noise-cancelling turned on—or 17.5 hours of use with both the headphones and charging case fully charged. | Smart Control App.
30-hour battery life.
Connect and interact.
Personalise your Sound.
Exceptional wireless sound.
Superior Sound technology.
Your audio companion for every need.
App support providing an equalizer, Podcast Mode and Firmware updates.
Intuitive controls including Virtual Assistant button for Siri and Google Assistant.
Great wireless sound with deep dynamic bass and codec support including AAC and AptX Low Latency.
USB-C fast charging and advanced wireless Bluetooth 5.0 technology for effortlessly reliable connectivity.
Crafted from materials and with for outstanding durability with minimalist design available in a choice of white or black. |
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