Docooler True Wireless Speakers TWS Wirelessly Sound Creative Portable Speaker BT Speaker Bone Conduction Speakers Mini Loud Stereo Sound Built-in Mic Sound Box?1 Pack /2 Pack?

Specifications:
Material: aluminum alloy
Color: black
Qty: 1 pack, 2 pack(optional)
BT version: BT5.0
Audio format: MP3, AC3, AAC, WAV...
Output power: 3W
Frequency response: 20-20kHz
SNR: ≥70dB
Power-supply: 400mAh lithium batterys, Type-c charge DC5V/0.4A
Package size: 70*70*50mm/2.76*2.76*1.97in(1 pack)
                      145*75*50mm/5.71*2.95*1.97in(2 pack)
Package weight: 85g/3oz(1 pack)
                           190g/6.7oz(2 pack)

Packing List:
Package1
1*BT speaker
1*Lanyard
1*Suction Cup
1*Adhensive
1*Type-c charge cable
Package2:
2*BT speaker
2*Lanyard
2*Suction Cup
2*Adhensive
2*Type-c charge cable