Model: S4
Bluetooth Version: 2.1+EDR
Working Distance: up to 33 feet
Battery: 1800 mAh
Play back time: ≥ 5 hour
Driver: 4Ω 3W*2
Voltage: DC 5V
S/N Ratio: ≥ 80db
Frequency: 120Hz-20KHz
TF card maximum capacity: 32GB
Dimension: 180*92*50mm
Specifications
Model: S4
Bluetooth Version: 2.1+EDR
Working Distance: up to 33 feet
Battery: 1800 mAh
Play back time: ≥ 5 hour
Driver: 4Ω 3W*2
Voltage: DC 5V
S/N Ratio: ≥ 80db
Frequency: 120Hz-20KHz
TF card maximum capacity: 32GB
Dimension: 180*92*50mm
Features:
Support Bluetooth/Line in Audio connection, TF card
Hands-free calling
Support L2CAP/A2DP(AVCTP/AVDTP/AVRCP),HSP/HFP
Voice guidance
Built-in mic for hands free
Built-in Rechargeable li-ion Battery
Totally 32surrounded lights, 5 color changeable