รายละเอียด
คุณสมบัติ JBL BLUETOOTH (CHARGE 4) Blue
| Brand | JBL |
| Model | CHARGE 4 |
| Frequency | 60Hz 20kHz |
| Output Power (RMS) | 30W |
| S/N Ratio | >80dB |
| Bluetooth Compliant | Bluetooth 4.2 Frequency range : 2.402 2.480GHz Modulation : GFSK, π/4 DQPSK, 8DPSK |
| Connector type | Bluetooth |
| Power | USB charge out: 5V/2A (maximum) |
| Battery | Battery type : Lithium-ion Polymer 27Wh (Equivalent to 3.6V 7800mAh) Battery charge time : 4 hours (5V/2.3A) Music playtime : up to 20 hours (varies by volume level and audio content) |
