Side by side comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and JBL JR300BT. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 227 g | 110 g | JBL JR300BT are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones. |
| Colour | - | Orange/blue | Tropic teal | Pink | |
| Earpad Material | - | Polyurethane leather | |
| Design | - | Kids | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | 15 m | EPOS I SENNHEISER IMPACT MB 660 UC MS have a greater operating distance than JBL JR300BT. |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.0 | EPOS I SENNHEISER IMPACT MB 660 UC MS have a more advanced version of Bluetooth than JBL JR300BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Active Noise Cancelling | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Control | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than JBL JR300BT. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | 32 mm |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Controls | - | Power on/off, answer/end, play/pause |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Cable Type | Audio cable Micro-USB cable |
USB charge cable |
|---|
| FEATURES | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Additional Functions | - | Volume limiter |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 170 mAh | |
| Battery Life | 30 hours | 12 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC MS lasts longer on a single charge than the JBL JR300BT. |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | 2 hour(s) | JBL JR300BT recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Transmission Range | 25 m | - | |
|---|---|---|---|
| Modulation Type | - | GFSK, 8-DPSK, DQPSK | |
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL JR300BT |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Stickers, USB charge cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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