 |  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 JBL Synchros E40BT |  JBL T450BT | |
|---|---|---|
| Sound output | Stereo | Stereo |
| Style | Over-Ear | Over-Ear |
| Connectivity technology | Wireless | Wireless |
| Headset (integrated/enclosed microphone) | yes | yes |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Colour of product |
|
|
| Acoustic design | Closed | Closed |
| Attachment type | Headband | Headband |
| Foldable | yes | yes |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Weight | 7.23 oz | 11.29 oz |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Impedance | 32.0 Ω | 32.0 Ω |
| Frequency range | 20 - 22000 | 20 - 20000 |
| Driver size | 1.57 in | 1.26 in |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Microphone type | Built-in microphone | Built-in microphone |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Bluetooth version | 3.0+HS | 4.0 |
| Bluetooth profile | A2DP |
|
| Wireless connection | Bluetooth | Bluetooth |
| USB | yes | yes |
| Multi Point connection | no | no |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Buttons | Volume |
|
| FM radio | yes | no |
| JBL Synchros E40BT | JBL T450BT | |
|---|---|---|
| Battery operated | yes | yes |
| Battery technology | Lithium Polymer | Lithium-Ion |
| Battery life | 16.0 h | 11.0 h |
| Talk time | 24.0 h | 11.0 h |
| Power handling capacity | 30.0 mW | 100.0 mW |
| Pros | ||
|---|---|---|
| Cons |
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