FD-3 Big Bass USB Portable Wireless Bluetooth Speaker Hands Free Support TF Card
Specification:
- 100% Brand New cases.
- Frequency response range: 100hz-20Khz.
- Signal-to-noise ratio: 84db or higher.
- Sensitivity: 80db+2db
- The output power: 3Wx1
- Distortion rate of II6 or less.
- The speaker specification: 4Ω 3W 45mm
- Input power supply: DC5V-500mAh
- Working voltage: 3.0 to 5.5V
- Playing time/ Icharging time: 180min/ 120min
Package Included:
- 1 x Speaker
- 1 x Line