● Output power: 5W *1
● External magnetic speaker: 4Ω 5W
● Input sensitivity: 400mV
● separation: ≥90dB
● Signal to noise ratio: ≥80dB
● Working voltage: DC 5V
● Built-in Bluetooth wireless transmission, caller hands-free function
● Stereo Audio Transmission Protocol (A2DP V1.2)
●Support to play MP3 songs stored in U disk
●Support to play MP3 songs stored in TF card
●Support FM automatic search
● Support for recyclable charging
Features and Functions:
3. U-disk & TF card;
4. Patent: 201730391409.5
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