Main Features:- V4.0 EDR Bluetooth speaker works with most Bluetooth enabled devices
- Built-in rechargeable 600mAh battery for about 300 hours standby and up to 4 hours of playtime
- Built-in microphone for hands-free phone calls, so you can conveniently pick up a call by this mini speaker in car, at home or office, anywhere during it can connect to your smartphone
- 3.5mm line in and micro USB charging port, charging time is only 2.5 hours Brand: REMAX
Model: RB - M3
Design: Mini,Multifunctional,Portable
Compatible with: Laptop,Mobile phone,MP3,PC,Tablet PC
Supports: Bluetooth,Hands-free Calls,Volume Control
Connection: Wireless
Interface: 3.5mm Audio,Power Charge Port
Audio Source: Bluetooth Enabled Devices,Electronic Products with 3.5mm Plug Bluetooth version: V4.0+EDR
Transmission Distance: W/O obstacles 10m
Driver unit: 33mm
Input Impedance: 3W x 2
Standby time: 300hrs
Freq: 20Hz-20KHz
S/N: 85dB Charging Voltage: 5V
Working Voltage: 5V
Charging time: 2.5hrs
Lasting Time: 2 - 4hrs
Battery Capacity: 600mAh Battery Voltage: 3.7V Package weight: 0.467 kg
Product size (L x W x H): 13.80 x 4.00 x 3.80 cm / 5.43 x 1.57 x 1.5 inches
Package size (L x W x H): 18.00 x 11.80 x 4.70 cm / 7.09 x 4.65 x 1.85 inches Package Contents: 1 x RB - M3 Bluetooth Speaker, 1 x AUX Cable, 1 x USB Cable