Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 400MAH
Frequency response range: 80Hz-16KHz
Output power: 3W
Signal to noise ratio: ≥75dB
Power supply mode: built-in lithium battery
Channel: 2
Playing time: 6 hours
Expansion storage: 16GB
Bluetooth protocol: 5.0
Number of speakers: 1
Effective distance: 10 meters
Operation mode: button
Box material: metal
Appearance size: 73.5*63.5MM
Product weight: 0.3 (KG)
Power supply mode: USB

Specifications: Cross-border exclusive supply, domestic e-commerce