White-Wireless Mini Portable Bluetooth Speaker Crack LED USB Radio FM MP3 Stereo Sound for Computer Mobile Phone

[Product features]The fashionable Bluetooth speaker is not only high-end, but also durable.2 Bluetooth wireless transmission, supporting hands-free call3. Support TF card auto play function4 .Support audio output, can be connected to computer, mobile phone, MP3 and other audio interfaces5. Small body drive, large capacity, large volume, powerful trebleSpeaker type: portable Bluetooth speakerAdjustment method: keyFeatures: Bluetooth audio input, Bluetooth, line input, TF cardPower supply: DC5V, lithium battery (400mah) double protectionEffective power: 3WSpeaker unit: ∮ 45mmSNR: > 80dBDistortion rate: < 0.5% @ (1kHz)Frequency: 90hz-20khzAudio interface: 3.5mmImpedance: 4 ΩPlay time: 1 hourSpeaker size: ∮: 60mm, H: 65mmSpeaker weight: 200gBluetooth version: Bluetooth 2.1Working frequency: 2402-2480 MHzCarton size: 33 * 33 * 32.5cmNet weight: 18.5kgGross weight: 19kgPackage quantity: 100 setsTransmission range: up to 10 meters, the data is measured in an open and accessible area.Walls and buildings may affect signal transmissionMaterial: ABSNote: the charger can only be 5v1a charger, do not use high-power charger