Features:

● Built-in Bluetooth wireless transmission, call hands-free function
● hands-free protocol (HSP V1.2 HFP V1.5)
● stereo audio transmission protocol (A2DP V1.2)
● BT5.0 + EDR specification, the bass is more mellow and shocking
● wireless connection distance up to 10 meters
● support playing MP3 songs of U disk and TF card
● support external 3.5mm terminal all audio input
● support FM auto search, built-in radio antenna
● support recyclable charging

technical parameters:

● output power: 8W * 1
● external magnet Speaker: Φ66mm 4 LEDs 8W
● input sensitivity: 400mV
● resolution: ≥ 90dB
● Signal-to-noise ratio: ≥ 80dB
● operating voltage: DC 5v ● Battery capacity: 500MA

standard: Speaker + charging cable