Description
Model. i9spro
Wireless version: V5.0+EDR
Speaker impedance: 32Q
Microphones sensitivity: 42db
Frequency:2.40GHZ
Battery Capacity: 30 MAH/500MAH
Input: DC5V
Transmission distance: 12m
Playing time 5-6 hours
Charging time 1-2 hours
Stand by time 100 hours
Working temperature: 1-55°C