Promotional Portable Mini Bluetooth Speaker for Giveaways
Promotional Portable Mini Bluetooth Speaker with lanyard hanging on backpack,it’s perfect for outdoor activities with its super sound quality. Highly recommend as corporate gifts.
Bluetooth version: 3.0.
Frequency: 2.402-2.480 GHz.
Maximum output power: 3W
MIC Sensitivity: -32db.
Receiver sensitivity: Better than + 82dBm.
Data transfer: Up to 3Mbps
UART data transfer rate: 115200bps.
Charging voltage: 4.8V -5.5V DC.
Operating voltage: 3.7V -4.2V DC.
Working current: 200MA.
Quiescent current:> 1UA.
Battery capacity: 250MAH.
Antenna: built-in antenna