Hoco BK3 Wireless Microphone

Model: BK3,
Type: KTV Microphone,
Wireless Version: V4.2JL
Microphone Material: ABS + Aluminum Alloy
Size: 235 x 88 x 88 mm,
Weight: 285 g,
Speaker Diameter: 45 mm,
Battery Capacity: 1800 mAh (removable 18650 battery),
Charging Time: 3 hours,
Music Playing Time: 5 hours,
Reverberation Effect: Yes,
TF Card Support: Yes (maximum capacity: 32 GB),
Connectivity: Wireless (connects to phone),