Detailed comparison and review of Poly EncorePro 320, QD and JVC HA S91N. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headphones - Bluetooth - wireless, wired | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 198 g | |
| Colour | - | Black | |
| Recommended Use | Computer | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Foldable | - | Yes | JVC HA S91N can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| Active Noise Cancelling | - | Yes | JVC HA S91N are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Ambient Sound Mode | |
| Frequency Response | 50 - 8000 Hz | 10 - 22000 Hz | JVC HA S91N offer a larger frequency range than Poly EncorePro 320, QD. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | 40 mm | JVC HA S91N have a thicker diaphragm than Poly EncorePro 320, QD. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - |
| REMOTE CONTROL | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Controls | Mute, volume | Volume, power on/off, multiple function button, noise-cancellation on/off |
|---|
| CABLE | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Cable Type | Headset cable | Headphones cable - detachable - 1.2 m USB-C charge cable |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Voice Control | - | Indirect |
| BATTERY AND CHARGING | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 42 hour(s) | |
| Battery Life Details | - | Continuous playback (active noise-cancelling off): up to 42 hours Continuous playback (active noise-cancelling on): up to 37 hours |
|
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Connector Type | Headset (Quick Disconnect) | Bluetooth Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly EncorePro 320, QD | JVC HA S91N |
|---|
| Included Accessories | - | Carrying pouch | |
|---|---|---|---|
| Service & Support | - | 2-year warranty |
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