China M5-2 New Fashion Wireless Earphone Winter Bluetooth Hat Knitting Music Beanie, Find details and Price about China Knitting Music Beanie, Bluetooth Knitting Music Beanie from M5-2 New Fashion Wireless Earphone Winter Bluetooth Hat Knitting Music Beanie
M5-2 New Fashion Wireless Earphone Winter Bluetooth Hat Knitting Music Beanie | |
Model name | M5-2 |
Bluetooth version | 5.0+EDR |
Operating voltage | 3.2V-4.2V |
Sound unit | 8MM moving speakers |
Speaker sensitivity | 105dB |
Speaker Bandwidth | 20-20KHz |
Microphone sensitivity | -42 + -2db |
Bluetooth frequency | 2.4-2.48GHZ |
Eardbud working range | 10M/33feet |
Single earbud calling time | 6-7 hours |
Single earbud music time | 6-7hours / battery life: 20-30 hours |
Single earbud standby time | 12 hours / battery life: 240H |