Tiny Wireless Portable Bluetooth Speaker Black

Features
Super tiny design with high resolution sound and massive bass.
Built-in high-capacity rechargeable battery for up to 15 hours playback.
Built - in microphone for Handsfree experience.
Doubles as conventional headphones via 3.5mm jack plug.
Can be received within 10 meters.
Specifications
Bluetooth Version 2.0+EDR
Rated Power 3W±10%
Speaker 31mm , 4Ω/3W
Frequency Response 90Hz~20kHz
SNR ≥80dBA
THD ≤10%
Receiving Range ≥10M
Power Supply DC 5V
Battery Type Li-ion (built-in) 3.7V
Operating time ≥3Hrs
Dimension 36mm x 36 mm
Weight 60g