| Function: | Bluetooth,Microphone |
|---|---|
| Communication: | Wireless |
| Style: | Headband |
| Brand Name: | BOSTAMUSIC |
| Color: | black |
| Place of Origin: | China (Mainland) |
| Use: | Computer |
| Connectors: | USB |
| Model Number: | GH-577 |
| BT version: | V5.0 |
| BT solution: | CSR8635 |
| Battery: | 400MAH high performance polymer lithium battery |
| Charging voltage: | DC 5V |
| Working distance: | 10M |
| Talking time: | about 20H |
| Music time: | 20-30H |
| Standby time: | 300H |
| Charging time: | 2-3H |
| Driver unit: | 40MM |
Quick Details
Specifications
| Part name | Specifications | |
| BT version | V5.0 | |
| BT solution | CSR8635 | |
| Battery | 400MAH high performance polymer lithium battery | |
| Charging voltage | DC 5V | |
| Working voltage | 3.3V-4.2V | |
| Working distance | 10M | |
| Talking time | about 20H | |
| Music time | 20-30H | |
| Standby time | 300H | |
| Charging time | 2-3H | |
| Bluetooth delay | <150ms -200ms | |
| Accessories | USB charging cable, Type-C cable, double 3.5mm adapter | |
| Speaker | Driver unit | 40MM |
| Impedance | 32±2Ω at1KHZ | |
| Sensitivity | 118±3dB at 1mw 1kHz | |
| Frequency response range | 20-20000HZ | |
| Left and right deviation | Less than 3dB at1KHZ | |
| Distortion | Less than 1% at 1kHz 1mW | |
| Rated power | 30mV | |
| Maximum power | 50mV | |
| Microphone | Sensitivity | -40±3dB at1KHZ |
| Output Impedance | 2.2KΩ(max).At1KHZ | |
| Frequency response range | 50-16KHZ | |
