Features: Bluetooth audio input, Bluetooth hands-free calling, LINE IN, TF card
Power supply: DC 5V, lithium battery (300mah)
Effective power: 3W
Speaker unit: ∮45MM
SNR:> 80DB
Distortion: <0.5% @ (1KHz)
Frequency: 90Hz-20KHz
Audio Interface: 3.5MM
Impedance: 4Ω
Playing time: 1Hours
Speaker size: ∮: 60mm, H: 65mm
Speaker Weight: 200G
Bluetooth Version: Bluetooth2.1
Operating Frequency: 2402-2480MHz