Side by side comparison and review of JBL JR300BT and Cooler Master MH670. 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 | JBL JR300BT | Cooler Master MH670 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - 2.4 GHz - wireless | |
|---|---|---|---|
| Height | - | 19.15 cm | |
| Width | - | 19.2 cm | |
| Depth | - | 8.5 cm | |
| Weight | 110 g | 346.5 g | JBL JR300BT are lighter than JBL JR300BT headphones. |
| Colour | Orange/blue | Tropic teal | Pink | - | |
| Body Material | - | Plastic, steel | |
| Earpad Material | Polyurethane leather | Foam, polyurethane leather | |
| Headband Material | - | PU leather | |
| Design | Kids | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 15 m | - |
| SOUND QUALITY | JBL JR300BT | Cooler Master MH670 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | JBL JR300BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 2.4 GHz radio frequency | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 20 - 20000 Hz | 15 - 20000 Hz | Cooler Master MH670 offer a larger frequency range than JBL JR300BT. |
| Max Input Power | - | 150 mW | |
| Sensitivity | - | 110 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 50 mm | Cooler Master MH670 have a thicker diaphragm than JBL JR300BT. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL JR300BT | Cooler Master MH670 |
|---|
| Form Factor | Built-in | Detachable headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 50 - 18000 Hz | |
| Sensitivity | - | -40 dB | |
| Signal-To-Noise Ratio | - | 50 dB |
| REMOTE CONTROL | JBL JR300BT | Cooler Master MH670 |
|---|
| Controls | Power on/off, answer/end, play/pause | Power on/off, microphone on/mute, master volume |
|---|
| CABLE | JBL JR300BT | Cooler Master MH670 |
|---|
| Cable Type | USB charge cable | Mini-phone 3.5 mm to mini-phone 3.5 mm cable - 1.5 m Micro-USB charge cable - 1.2 m USB-C to USB-A adapter |
|
|---|---|---|---|
| Cable Length | - | 1.5 m |
| FEATURES | JBL JR300BT | Cooler Master MH670 |
|---|
| Additional Functions | Volume limiter | - |
|---|
| BATTERY AND CHARGING | JBL JR300BT | Cooler Master MH670 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 170 mAh | 1500 mAh | Cooler Master MH670 have a higher battery capacity than JBL JR300BT. |
| Battery Life | 12 hour(s) | 24 hour(s) | Cooler Master MH670 lasts longer on a single charge than the JBL JR300BT. |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL JR300BT | Cooler Master MH670 |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| CONNECTIONS | JBL JR300BT | Cooler Master MH670 |
|---|
| Connector Type | - | USB 2.0 (4 PIN USB Type A) |
|---|
| OTHERS | JBL JR300BT | Cooler Master MH670 |
|---|
| Included Accessories | Stickers, USB charge cable | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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