Specifications

Power output: RMS 2W×2 (THD+N=10%， f0=1KHz)
Signal to noise ratio: ≥85 dBA
Frequency response: 190Hz~18KHz (@+/-6db)
Input sensitivity: 500mV ± 50mV (THD+N=1%)
Adjustment: Buttons on the top of speaker
Input type: Bluetooth/Micro SD/USB audio/AUX (3.5mm stereo)

Micro SD card specification:
MAX capacity: 32GB
Disk Format: FAT32
Folder depth: 7 classes
File format: MP3/WMA

Bluetooth Specification:
Version: V2.1+ EDR
Supported profiles: A2DP， AVRCP
Max range: 10M or 30FT
Speaker Specification:
Active drivers: 2 × 1¾ inch (48mm)， magnetically shielded， 4ohm
Passive driver: 50mm × 90mm
Product Dimension: 159.4(W) × 61(H) × 42(D) mm