B87 Portable Bluetooth Speaker Subwoofer Heavy Bass with Colorful Light Karaoke Outdoor Singing Speaker - Black

• 3000mAh long battery life 

• Colorful light adds more fun when using the speaker

• High volume and clear sound

Specification:

• Product: Bluetooth speaker

• Type: colorful lighting

• Model: B87

• Certification: CE/ROHS/FCC

• Interface type: USB

• Bluetooth version: 5.0

• Transmission distance: 10 meters

• Color atmosphere light: support

• Wired microphone: support

• Play format: MP3

• Format: U disk + TF card

• Material: ABS

• Battery capacity: 3000 mAh

• Voltage: 3.7V

• Signal-to-noise ratio: ?80 dB

• Playtime: 6 hours

• Number of speakers: 2

• Frequency: 80HZ-18KHZ

• Expanded memory: up to 32GB