Features:
1. Made of quality silicone and ABS material, waterproof, wear-resistant and durable.
2. The strong power battery offers long standby and constant working time.
3. Built-in professional speaker ensures excellent and stereo sound.
4. Supports bluethooth, which enables hands-free call and phone camera shutter, easy to use and very convenient.
5. With an adjustable strap which fits most people, portable and light weight, suitable for daily uses and sports like cycling, running, etc.

Specification:
Material: Silicone + ABS
Color Options: Black; White
Power Supply: Built-in 1 * 3.7 V 420 mAh polymer battery
Charging Time: About 2.5 hours
Music Playing Time: Over 3 hours
Phone-Call Time: Over 5 hours
Bluetooth: Support  3.0 
Bluetooth Hands-Free Call: Support
Bluetooth Phone Camera Shutter: Support

Wireless Working Distance: Approx. 10 - 30 m / 32 - 98 ft
Speaker: Built-in
Waterproof: IPX 4
Voltage Input: DC 5V  0.5 -1 A
External Memory: Support TF card up to 32G

Size: approx. 95 * 55 * 24 cm / 3.74 * 2.16 * 0.94 inch
Weight: approx. 170 g

Package List:
1 * Portable Speaker
1 * Strap
1 * USB Cable
1 * Manual