Descriptions:- Functional speaker supports both FM radio playing and MP3 mode
- External antenna for better controlling the FM radio signal
- Media playing through TF card or USB disk under MP3 mode
- Memory function, it will playback the media playing last time when power on next time
- Loud voice, high fidelity
- With standard 3.5mm audio jack, available for earphones mode when you don't want the sounds to disturb others
- LED indication screen, better for knowing about the condition of the speaker and the power reminded
- Comes with 600mAh 5C Li-ion rechargeable battery, 6 hours full charging supports over 4 hours working in media-playing mode or 48 hours in standby mode
- Compact size with portable strap, easy carrying
- Ideal for listening when doing exercise, relaxing, reading, etc. Design: Portable
Compatible with: TF/Micro SD Card
Supports: FM,TF Card Music Playing,Volume Control
Connection: Wireless
Interface: 3.5mm Audio,Micro USB,TF Card Slot,USB2.0
Audio Source: Electronic Products with USB port,TF/Micro SD Card
Material: ABS
Color: Red,Silver TF Card Extension: 32G to the Max.(Not Included)
Number of Speakers: 1
Speaker Impedance: 4 ohm
Sound channel: Mono
Power Output: 3W
Standby time: 48 hours
Freq: 80Hz-20KHz
S/N: 70dB Power Source: Battery
Charging Voltage: 5V
Working Voltage: 3.3 - 4.2V
Battery Capacity: 400mAh
Charging time: 6 hours
Working Time: over 4 hours Battery Type: 5C Li-ion battery
Battery Voltage: 3.7V
Battery Current: 0 - 1A Package weight: 0.253 kg
Product size (L x W x H): 11.50 x 7.00 x 2.50 cm / 4.53 x 2.76 x 0.98 inches
Package size (L x W x H): 14.50 x 8.00 x 3.50 cm / 5.71 x 3.15 x 1.38 inches Package Contents: 1 x FM Radio Speaker, 1 x 5C Li-ion Battery, 1 x USB Cable, 1 x English Manual