Bluetooth speaker with FM radio and carabiner includes the following features:

• Bluetooth function
• USB / sd card slot
• Support mp3 format
• Built-in fm radio
• Compatible with laptop/mp3/mp4 player and external
• Audio devices with 3.5mm stereo output jack
• Rechargeable lithium battery
• Dual speakers
• Built-in microphone
• Hands-free call feature
• Recharging: usb dc 5v
• Power output
• Speakers: 3w
• Frequency response: 100mhz-16khz
• Signal & noise ratio: 80db
• Requires bl-c5 5v/ 500mah lion battery (included)
• Included with usb, tf slot, usb charging slot
• 3.5mm stereo line-in cable (included) for playing other audio devices
• Built-in low-frequency radiators
• Super dynamic low-frequency sound pressure gain

Material:

• ABS material housing

Size closed:

• Diameter of 7.4 cm x height of 5.8 cm