Bluetooth Speaker A21
 
This is Promotional Bluetooth Speaker. Four Attractive colour available.
Specification:
DC 5V Charging slot – Micro SD Slot : It can decode and play MP3 format audio when put micro SD card into the slot – Line In : It can play audio via AUX cable to audio device. – When play music, press short to switch TF / FW / Bluetooth / Line in – Press Short for last song, Press long to turn up to the volume. – When Play music (TF Card / Line In / Bluetooth) press short forPlay/Pause. (In FM mode, press short to search station automatically, press again to stop searching) -Under Bluetooth Mode, press again to hand up, press long to disconnect Bluetooth.
Bluetooth : V2.1
Working Distance : 10m
Voltage : DC5V
Battery Charge Time : 2H
Loudspeaker : 4Ω3W
S/N Ratio : >75db
Frequency Reponse : 120 HZ-18KHZ