Wireless Bluetooth Speaker Subwoofer Portable Sport Speaker Hand Free Waterproof
Description:
Bluetooth: Bluetooth V4.1+EDR
Frequency range: 2.4GHZ-2.480GHZ
Sensitivity: 4DBm
Receiving range: more than -82DBm
Transmission rate: up to 3.0Mbps
Battery: Polymer Battery 500mAh
Charging interface: standard USB (mini 5pin)
Charging current: 450mA
Charging voltage: 4.8-5.5V
Charging time: <2.5 hours
Music playback: up to 2 hours (85DB volume)
Output internal resistance: 4R3W * 2
Effective range: up to 10 meters
Input power: 20-100mW
Output power: 3W * 2
Output device: Φ40mm speaker
Response frequency: 100HZ-20KHZ
Input range: 50-700mV
Distortion: Less than 10%
Signal to noise ratio: greater than 65db
Size: 70x65mm
Bluetooth: Bluetooth V4.1+EDR
Frequency range: 2.4GHZ-2.480GHZ
Sensitivity: 4DBm
Receiving range: more than -82DBm
Transmission rate: up to 3.0Mbps
Battery: Polymer Battery 500mAh
Charging interface: standard USB (mini 5pin)
Charging current: 450mA
Charging voltage: 4.8-5.5V
Charging time: <2.5 hours
Music playback: up to 2 hours (85DB volume)
Output internal resistance: 4R3W * 2
Effective range: up to 10 meters
Input power: 20-100mW
Output power: 3W * 2
Output device: Φ40mm speaker
Response frequency: 100HZ-20KHZ
Input range: 50-700mV
Distortion: Less than 10%
Signal to noise ratio: greater than 65db
Size: 70x65mm