Size:L62xW62xH69mm
Crystal body
Intelligent voice prompts Output power:3W
Impedance:4Ω
Sensitivity:600mV ±50mV
Signal to noise ratio:≥70dBA 
Frequency range:100Hz 20KHz
Bluetooth Sperker 3.0,NFC Acrylic material
Super Bass, special design with Hands-free phone call
Compact design goes anywhere With 800mAh Internal Lithum battery
LED lamp, colorful cover
Speaker unit:1.5 inch (40mm),
Audio Input Type:3.5mm stereo input Multi-colors for options