• It features Bluetooth-compatible 4.0 and long distances up to 10m for use

• Suitable for iOS and for Android. It can be used in mobile phones

• With portable hanging hole design, it can hang on the key chain

• It is lightweight, portable and easy to carry

Specification:

• Bluetooth-compatible version: 4.0

• Frequency: 2.4Hz~2.4835GHz

• Effective distance: 10m (30ft)

• Battery model: CR2032

• Size: 50mm x 33mm x 10.5mm