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| Customization: | Available |
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| Wire Material: | PU |
| Color: | Black |
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| The headset battery: | Polymer lithium battery 50mAh |
| Bluetooth version : | 5.0 |
| Operating voltage: | 3.2V-4.2V |
| Bluetooth frequency: | 2.4-2.48GHZ |
| Transmission distance: | 10M |
| Appearance: | 1:1 |
| Speaker Bandwidth: | 20-20KHz |
| Speaker sensitivity: | 105dB |
| Microphone sensitivity: | -42+-2db |
| Bluetooth protocol: | A2DP/HFP/HSP/AVRCP |
| Single earbud calling time: | 2 hours/ battery life :8 hours |
| Single earbud calling time: | 2 hours/battery life :8 hours |
| Singel earbud standby time : | 12 hours/battery life : 240 hours |















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