Wireless connection characteristicsSupport USB / TF cardAUX functionRechargeable batteryKaraoke functionDual wireless stereo speaker functionWhen you have two devices, long press ‘M’ to establish both connections.FM radio, automatically search and save FM frequencies.Wireless transmission specification: up to 10 meters   Wireless connection characteristics Support USB / TF card AUX function Rechargeable battery Karaoke function Dual wireless […]