[globalbuy] Portable Bluetooth Wireless Speaker With TF Card For Mobile Phone/960705
Specification: Output voltage: 3.7V Output power: 3W Input voltage:5.0V Loudspeaker parameter: (internal magnetism) 4?,40MM, SNR:?80dB Maximum output distortion rate: 0.5 Battery: Li polymer 600mA (extraposition BL-5B) Materials: plastic, UV oil paint, rubber oil Colors: black,blue,yellow,red,green ...