This durable speaker is the new business gift. This 5.0 Bluetooth speaker is made of a combination of wheat straw and ABS. Wheat straw is a residual product that would otherwise be thrown away and is therefore extremely durable. The speaker contains an LED indicator and comes with a rechargeable 3500 mAh Lithium battery. The duration when the speaker is fully charged is approx. 2 hours. Connection: Bluetooth Power: 3 W Hands free function Non-slip Function: Radio FM Compatible: Android, iOS Includes: Cable Micro USB Rechargeable: USB