Mini Portable Suction Cup Wireless Bluetooth Speaker with Lanyard

Product description:
Bluetooth version: 4.2
Material: ABS and silicone
Waterproof rating: IPX4
Working range: 10 meters
Specification: 98 * 88 * 45mm
Net weight: 170 grams
Signal to noise ratio: greater than or equal to 75db
Battery capacity: 3.7v / 300mAh
Speaker diameter: 45mm
Charging time: 1h
Charging voltage: 5V±0.5V
Maximum power: 4Ω/ 3W
Working frequency: 90Hz-20kHz
Signal to noise ratio: ≥75dB
Distortion degree: ≤0.5%
Playback time: 3 hours

Packing list:
1*Mini bluetooth speaker