U&I Bluetooth neckband
BT VERSION - 5.3
TALKING TIME -22HOURS
MUSIC TIME - 22HOURS
STANDBY TIME - 250 HOURS
CHARGING TIME -2 HOURS
CHARGING TYPE - MICRO USB
BATTERY CAPACITY - 90MAH
TRANSMISSION DISTANCE -10M
OUTPUT POWER - 3mWX2
SENSITIVITY-120DB- 1KHZ
IMPEDANCE-16
FREQUENCY RANGE - 20HZ-20KHz
INPUT POWER -1.0A
SUPPORTED PROFILES - HSP, HFP, A2DP, AVRCP
MIC SENSITIVITY- (-42DB)
MIC IMPEDANCE - 2200