WEB LINK: https://www.sonicinformed.co.za/catalogue/multimedia-headsets/sd-mh3;

SODO MH3 BT HEADSET & SPEAKER 2-IN-1

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

-Weight: 500g
-Dimensions: (L)23 x (W)21 x (H)10cm

In the Box:
MH3 BT Headset & Speaker 2-in-1
Micro USB to USB cable
3.5mm Audio Cable
User Manual