XO BS27 ΑΚΟΥΣΤΙΚΑ HANDSFREE ΣΤΕΚΑ, BLUETOOTH, ΜΑΥΡΟ

Περιγραφή

Sound Channel System Dual Channel
Control mode 3 physical buttons
Bluetooth version: Bluetooth V5.0
Support Bluetooth protocol: A2DP v1.3, AVRCP v1.6, HSP, HFP
Receiving sensitivity: -85dBm
Bluetooth effective distance: : 10M
Headphone amplifier type: chip built-in
Audio signal-to-noise ratio: S/N ?93dB
Speaker unit: speaker 14MM true copper ring speaker 16ohm
Microphone MIC MEMS, condenser microphone, -42dB+-2,
Built-in battery: Lithium battery -3.7V, 170mAh + protection board
Standby time: about 170 hours
Music time: about 11 hours (80% volume)
Talk time: about 9.5 hours (80% volume)
Charging input standard: DC5V-60mA Micro USB
Charging time: about 1.5-2H
Battery cycle life: charge and discharge cycle ?300 times
Function: Insert card TF card up to 64gb