Specifications:

• Output power: RMS 3W*2
• Bluetooth version: 4.2
• Bluetooth Profiles: HFP/HSP, A2DP/AVPCP
• Speaker: 4 Ohm, 3W, 40x40mm
• Battery capacity: 3.7v 350mAH
• Input Power: DC5V 500mA
• Frequency Response: 60Hz-16KHz
• Signal to noise ratio: Speaker mode: 85dB; Headphone mode: 90dB
• Total Harmonic Distortion: Speaker/Headphone mode: THD<5%
• Playing Time: Speaker mode: 2 hours; Headphone mode: 6 hours
• Charging: Less than 2.5 hours
• Functions: Bluetooth, Plug and Play music from TF, FM radio, 3.5mm Audio input, Hands-free voice calls

In the Box:

• MH3 BT Headset & Speaker 2-in-1
• Micro USB to USB cable
• 3.5mm Audio Cable
• User Manual