MV TWS Wireless Stereo F1 3 W Bluetooth Speaker  (Black, Stereo Channel)

Support: Bluetooth (4.2 Version + EDR), Bluetooth function: support 2 speakers wireless connected, true stereo, Material: Aluminum Alloy + ABS + Silica gel + Metal mesh, Battery can support play time: 2-4 hours, Speaker size: 51.0mm x 46.5mm, Colors: Black, Silver, Support Hand-free when answer calling (with MIC), You can use single one or a pair of them......Technical Data: Output/RMS: 3W*2, Impedance:4Ohm, External USB 5V supply, Battery: 400mAh x 2pcs, Distortion: 0.3%, SNR =85db (line out), Bluetooth solution: JL4.2 + EDR, Speaker: F40mm 4O; 3W...... Sales Package :- 1x USB cable, 1x String, 1x User manual, 1x Bag, 1x Paper gift box....Measurements :- Without charging base and package: 173g/pair, With charging base:376.62g/pair, Speaker size: F 51.0*46.5mm, Giftbox size: 13.5x10x6.5cm...