Suorin Air All-in-One Card-Style Ultra Portable System 400mAh Starter Kit - Silvery SS Stainless 1 Bluetooth Frequency Response: 2

1 Bluetooth Frequency Response: 2

The fine-brushed stainless steel is electroplated with anodic oxidation technology to protect the color from fading

If yo insert your TF card in it

Multimedia player Operating Temperature: -25°C to 85°C Storage Temperature: -40°C to 85°C

AVRCP Battery Type: Built-in Rechargeable Battery Chip: CSR64110 Battery Capacity: 850mAh Earphone Battery : 45mAh Waterproof Level: IPX7

Suorin Air All-in-One Card-Style Ultra Portable System 400mAh Starter Kit - Silvery SS Stainless 1 Bluetooth Frequency Response: 2Product Features: The Suorin Air is manufactured with excellent build quality and exacting tolerances which provide a rarely matched level of reliability and durability. Whether you are seeking to streamline your setup, add a reliable backup, or start with a stylish and dependable device; the Suorin Air is the device you've been waiting for! Classic Card Style Magnetic Refillable Pod Cartridge System All in One Device 400mAh rechargeable battery 2.