MOMAX BT8D SPARK LITE Bluetooth 5.0 TWS True Wireless Active Noise Cancelling Earphones(Black)

1. USB-C input: 5V/300mA
2. Battery type: lithium ion polymer
3. Capacity: 40mAh (headphone) / 330mAh (charging box)
4. Charging time: about 1.5 hours (headphones) / about 2 hours (charging box)
5. Earphone usable time: 5 hours (ANC on/volume about 70%) / 4 hours (ANC off/volume about 70%)
6. Total usage time: 15 hours (ANC off/with charging box)/ 12 hours (ANC on/with charging box)
7. Speaker: 5mw, 10mm
- Frequency response range: 20Hz-20KHz
- Impedance: 32ohm +/- 15%
- Sensitivity: 96dB +/- 3dB
8. Microphone directivity: Omnidirectional
- Impedance: <=350 ohm
- Sensitivity: -26dB +/- 1dB
- Signal to noise ratio: <=62dB
9. Wireless version: BT5.0
10. Wireless protocol: HSP/HFP/A2DP/AVRCP/SBC/AAC
11. Wireless distance: 10 meters (line of sight)
12. Material: ABS+PC
13. Size: 32.4x22x24.4mm (headphone) / 60.8x46.5x28.3mm (charging box)
14. Net weight: 4.4g (single earphone) / 45g (overall)
15. Accessories: USB-C charging cable (18cm), 2 sets of extra earplugs (S size, L size)