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Type A:

Brand: HYUIVOAI
Display: there
Whether there is a radio function:
Audio classification: card
Speaker box material: wooden
Extended interface: card reader
Play function: MP3
Function: playing card
Applicable to the crowd: General
Wireless: no
Charging mode: lithium battery
There is no display
Operation mode: button
Play time: 8 hours
Extended storage: 4GB
Speaker effect: high power amplifier
Color: orange・ white・ blue・ black
Outline dimension: 28.5cm*10.5cm*20cm









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Black:





Red:





Orange:






Blue:









Rose red:







Type B:

Bluetooth Speaker
Connection mode: Bluetooth connection
Battery capacity: 1800
Power supply: built in lithium battery
Effective distance: 10 meters
Function: phone card・ voice prompts・ radio
Operation mode: button
Applicable to the crowd: General
Display: None
Play format: MP3
Shell material: plastic
Format: support TF card speaker adjustment button
Whether there is a radio function:
Box material: plastic
Appearance size: 187*62*47mm
Color: blue・ yellow・ black・ silver
Specifications: 187*62*47mm
Speaker effect: 3D surround
Speaker box material: engineering plastic
Outline dimension: 187*62*47mm



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Type C:


Output power: THD10% 1KHz
Frequency response: 170Hz + 20kHz
Speaker: stereo dual channel
The signal-to-noise ratio is not less than 90DB
Lithium battery: 1000mAh 3.7~4.2V
Optional color: color (customizable)
Material: aluminum alloy shell
Distortion: less than 0.5%
Bluetooth connection distance: 10 meters
Single product weight: 0.39 kg
Product size: 156mm*28mm*63mm
1 touch button using the circuit・ for the high sensitivity・ high anti-interference・ high intelligent design
2 Bluetooth connectivity: Bluetooth 3・ strong anti-interference・ perfect connection to other Bluetooth devices・ the connection distance of 10 meters or more
3 mobile phone hands-free function・ intelligent call back.
4 support TF Card music・ super compatible: MP3・ WAV・ WMA・ FLA music format.
5.FM digital radio・ automatic station search・ automatic lock table.
6.USB function: to download files at the same time TF card for charging machine with USB cable to connect computer.
7 the whole work time is up to 10H.
8 rated charging time: about 5 hours.
9 rated power: 3W*2
10 working voltage: 3.7V~4.2V
Accessories host 1・ data line 1・ audio line 1・ manual 1



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