Description
LEMONDA SMART S9 TWS ENC Noise Cancelling Wireless Bluetooth Headset Call Gaming Smart Touch IPX6 Waterproof Earphone - White
Qualcomm gaming grade Bluetooth 5.0 chip, lower power consumption, stable connection, almost no inductive delay in games
Master-slave switching technology, easy and convenient to use
320mah large capacity battery compartment, battery life up to 200H
ENC call noise reduction, clearer call and music
Fine workmanship, beautiful and stylish
Specification:
Bluetooth version BT5.0
Bluetooth protocol: A2DP/HFP/HSP/AVRCP/SPP
Bluetooth chip: Qualcomm QCC3020
Wearing style: in-ear
Transmission distance: ?10m
Speaker diameter: 8.0MM+6MM moving coil double speaker
Speaker frequency response range: 20Hz-20KHz
Product impedance: 21±10%? (1kHz)
Speaker sensitivity: 104±3dB
Rated power: 3mw
Microphone: 2718 backward sound + 2718 forward sound
Microphone frequency response range: 100Hz 8KHz
Microphone sensitivity: -38db±1db
Carrier frequency: 2.402GHz-2.480GHz
Earphone battery type: Li-ion battery
Earphone battery model: 451012
Earphone battery capacity: 40mAh
Earphone charging time: about 1.5 hours
Music playback time: 4H 100% volume playback
Call working time: 3H 100% volume playback
Charging dock interface: Type-C
Charging base charging voltage: 5V
Charging cradle charging current: 300mA
Charging base battery type: Lithium-ion battery
Charging base battery model: 801826
Charging base battery capacity: 320mAh
Charging base charging time: about 1.5 hours
Charging base quiescent current: <20?A
Earphone charging times by the charging base: about 2 times
Earphone size: 36.15*18*20mm (not including ear caps)
Charging Base size: 4.6*36.4*35.4mm
Earphone weight: 5.9g
Charging base weight: 33g
Working temperature: 0?45?
Storage temperature: -20?70?