Bluetooth wireless audio transmission.With phone handsfree. LINE . TF card.1200mh battery.

Size: 55mm x 50mm x 50mm Printing Options: Full Color Print / CMYK, Pad Print, Screen Print Imprint Locations: Back, Front, Side Imprint Area: 40mm x 40mm Material: Plastic Turnaround Time Options: 11~15 Business Days Warranty: Limited Lifetime Warranty

Size: 59mm x 59mm x 49mm; 2-5/16″L x 2-5/16″W x 1-15/16″H Printing Options: Pad Print, Screen Print Imprint Locations: Side, Top Imprint Area: Side: 45mm x 30mm Top: 45mm x 45mm Material: Aluminum, Plastic Turnaround Time Options: 7~10 Business Days Warranty: Limited Lifetime Warranty Special Options: 7 Day

Size: 82mm x 48mm x 22mm; 3-1/4″L x 1-7/8″W x 7/8″H Printing Options: Screen Print Imprint Locations: Front Imprint Area: 30mm x 30mm Material: Plastic Turnaround Time Options: 7~10 Business Days Warranty: Limited Lifetime Warranty Special Options: 7 Day

Size: 66mm x 66mm x 62mm ; 2-5/8″L x 2-5/8″W x 2-7/16″H Printing Options: Pad Print Imprint Locations: Side, Top Imprint Area: Side: 50mm x 25mm Top: 35mm x 30mm Material: Plastic Turnaround Time Options: 7~10 Business Days Warranty: Limited Lifetime Warranty Special Options: 7 Day  

When the budget is your top priority, choose this simple Bluetooth Speaker. Surprisingly rich sound from a small portable Bluetooth speaker. Play audio from a Bluetooth device, or insert a micro SD card and play MP3's directly!